Equity [Abstract] Reclassification out of Accumulated Other Comprehensive Income [Table] Reclassification out of Accumulated Other Comprehensive Income [Table] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Treasury Lock Treasury Lock [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Accumulated Foreign Currency Adjustment Attributable to Parent Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] Unfunded Employee Benefit Obligations Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Member] Reclassification out of Accumulated Other Comprehensive Income [Member] Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] Other expense, net Other Operating Income (Expense), Net Interest expense, net Interest Income (Expense), Nonoperating, Net Amortization of prior service costs Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Amortization of actuarial losses Defined Benefit Plan, Amortization of Gains (Losses) Income before taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income tax benefit Income Tax Expense (Benefit) Net income Net Income (Loss) Attributable to Parent Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Statement of Financial Position [Abstract] ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Accounts receivable, net of allowance for doubtful accounts and customer deductions of $9.4 million and $10.3 million as of September 30, 2016 and December 31, 2015, respectively Accounts Receivable, Net, Current Inventories Inventory, Net Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Federal and state income taxes receivable Income Taxes Receivable, Current Total current assets Assets, Current Property, plant, and equipment, net Property, Plant and Equipment, Net Goodwill Goodwill Intangible assets, net Finite-Lived Intangible Assets, Net Other long-term assets Other Assets, Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Current maturities of long-term debt Long-term Debt, Current Maturities Capital lease obligations Capital Lease Obligations, Current Accounts payable Accounts Payable, Current Dividends payable Dividends Payable, Current Accrued interest Interest Payable, Current Accrued liabilities Accrued Liabilities, Current Total current liabilities Liabilities, Current Long-term liabilities: Liabilities, Noncurrent [Abstract] Long-term debt Long-term Debt, Excluding Current Maturities Capital lease obligations Capital Lease Obligations, Noncurrent Deferred income taxes Deferred Tax Liabilities, Net, Noncurrent Compensation and benefits Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent Other long-term liabilities Other Liabilities, Noncurrent Total long-term liabilities Liabilities, Noncurrent Commitments and contingent liabilities Commitments and Contingencies Stockholders' equity: Stockholders' Equity Attributable to Parent [Abstract] Common stock, par value $0.01 per share, 300.0 million shares authorized, 94.2 million and 96.1 million shares issued as of September 30, 2016 and December 31, 2015, respectively Common Stock, Value, Issued Additional paid in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Total stockholders' equity Stockholders' Equity Attributable to Parent Noncontrolling interests Stockholders' Equity Attributable to Noncontrolling Interest Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Total liabilities and equity Liabilities and Equity Property, Plant and Equipment [Abstract] Property, Plant ,and Equipment [Table] Property, Plant and Equipment [Table] Property, Plant, and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant, and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Land and Land Improvements Land and Land Improvements [Member] Buildings Building [Member] Machinery and Equipment Machinery and Equipment [Member] Construction in Progress Construction in Progress [Member] Other Other Capitalized Property Plant and Equipment [Member] Property, Plant, and Equipment [Line Items] Property, Plant and Equipment [Line Items] Property, plant, and equipment, at cost Property, Plant and Equipment, Gross Less accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property, plant, and equipment, net Depreciation [Abstract] Depreciation [Abstract] Depreciation expense Depreciation Incremental depreciation expense Restructuring and Related Cost, Accelerated Depreciation Purchases of property, plant, and equipment included in accounts payable Capital Expenditures Incurred but Not yet Paid Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table Text Block] Schedule of Long-term Debt Instruments [Table Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Reportable Segments Segment Reporting, Policy [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Basis of Accounting and Presentation Basis of Accounting, Policy [Policy Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] Consolidation Consolidation, Policy [Policy Text Block] Inventory Valuation Inventory, Policy [Policy Text Block] Commitments and Legal Proceedings Commitments and Contingencies, Policy [Policy Text Block] Guarantees and Indemnifications Guarantees, Indemnifications and Warranties Policies [Policy Text Block] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Foreign Exchange Contract Foreign Exchange Contract [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Balance at January 1, 2016 Other comprehensive income (loss) before reclassifications, net of tax Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Amounts reclassified from AOCI, net of tax Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Balance at September 30, 2016 Net amount of settlement gains (losses) on derivative instruments included in accumulated OCI to be amortized over next 12 months, before tax Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months Net amount of settlement gains (losses) on derivative instruments included in accumulated OCI to be amortized over next 12 months, after tax Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months Net Of Tax The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months, net of tax. Share-based Compensation [Abstract] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Award Type [Axis] Award Type [Axis] Equity Award [Domain] Equity Award [Domain] Restricted Stock Restricted Stock [Member] Performance Units Performance Units [Member] Share-based payment award subject to adjustment based on the achievement of defined performance conditions. Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] Total share-based compensation expense Allocated Share-based Compensation Expense Income tax benefit Employee Service Share-based Compensation, Tax Benefit from Compensation Expense Share-based compensation expense, net of tax benefit Allocated Share-based Compensation Expense, Net of Tax Summary of Restricted Stock and Performance Unit Award Activity Schedule of Nonvested Share Activity [Table Text Block] Compensation Expense for Restricted Stock and Performance Units Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block] Unrecognized Compensation For Restricted Stock and Performance Units Schedule of Unrecognized Compensation Cost, Nonvested Awards [Table Text Block] Other Income and Expenses [Abstract] Facilities closure costs and other Business Exit Costs Acquisition-related costs Business Combination, Acquisition Related Costs Multiemployer pension withdrawal Multiemployer Plan, Plan Withdrawal Expense Multiemployer Plan, Plan Withdrawal Expense Asset disposals and write-offs Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Integration-related and other costs Business Combination, Integration Related Costs Sale of St. Helens paper mill site Gain (Loss) on Disposition of Assets DeRidder restructuring Restructuring, Settlement and Impairment Provisions Refundable state tax credit Refundable state tax credit Refundable state tax credit for retention and investment. This credit is not dependent on ongoing tax status or tax position and as such is not considered part of income taxes. Other Other income (expense), net Operating Costs and Expenses Inventory Disclosure [Abstract] Components of Inventories Schedule of Inventory, Current [Table Text Block] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Restricted stock and performance unit award activity (shares) [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Outstanding at January 1, 2016 Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Forfeitures Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Outstanding at September 30, 2016 Restricted stock and performance unit award activity (weighted average grant-date fair value) [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Weighted average grant-date fair value of outstanding shares at January 1, 2016 Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Weighted average grant-date fair value of shares granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted average grant-date fair value of shares vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Weighted average grant-date fair value of shares forfeitures Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Weighted average grant-date fair value of outstanding shares at March 31, 2016 Common stock issued upon vesting of award (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period Common stock issued for dividends accrued (in shares) Common Stock Dividends, Shares Components of Changes in Accumulated Other Comprehensive Income (AOCI) Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] Reclassifications Out of Accumulated Other Comprehensive Income (AOCI) Disclosure of Reclassification Amount [Text Block] Business Combinations [Abstract] Schedule of Business Acquisitions, by Acquisition Schedule of Business Acquisitions, by Acquisition [Table Text Block] Statement of Cash Flows [Abstract] Cash Flows from Operating Activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation, depletion, and amortization of intangibles Depreciation Depletion Amortization And Other Cash Flow Impact The aggregate non-cash expense recognized in the current period that allocates the cost of tangible and intangible assets to periods that benefit from use of the assets. Amortization of deferred financing costs Amortization of Deferred Charges Share-based compensation expense Share-based Compensation Deferred income tax provision Deferred Income Tax Expense (Benefit) Pension and postretirement benefits expense, net of contributions Pension And Postretirement Benefits Contributions Expense Net The amount of pension and postretirement benefit costs recognized during the period, less the amount of contributions made by the entity to fund its plans. For defined benefit plans, pension and postretirement expense includes the following components: service cost, interest cost, expected return on plan assets, gain or loss on plan assets, prior service cost or credit, transition asset or obligation, and gain or loss due to settlements or curtailments. Other, net Other Operating Activities, Cash Flow Statement Changes in operating assets and liabilities, net of acquisitions: Increase (Decrease) in Operating Capital [Abstract] Decrease (increase) in assets — Increase (Decrease) in Operating Assets [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Increase (decrease) in liabilities — Increase (Decrease) in Operating Liabilities [Abstract] Accounts payable Increase (Decrease) in Accounts Payable Accrued liabilities Increase (Decrease) in Accrued Liabilities Federal and state income taxes payable / receivable Increase (Decrease) in Income Taxes Receivable Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash Flows from Investing Activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Additions to property, plant, and equipment Payments to Acquire Property, Plant, and Equipment Proceeds from sale of a business Proceeds from Divestiture of Businesses, Net of Cash Divested Acquisition of business, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Additions to other long-term assets Payments to Acquire Other Productive Assets Other, net Payments for (Proceeds from) Other Investing Activities Net cash used for investing activities Net Cash Provided by (Used in) Investing Activities Cash Flows from Financing Activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Repayments of debt and capital lease obligations Repayments of Long-term Debt, Long-term Capital Lease Obligations, and Capital Securities Proceeds from issuance of debt Proceeds from Issuance of Long-term Debt Financing costs paid Payments of Financing Costs Common stock dividends paid Payments of Ordinary Dividends, Common Stock Repurchases of common stock Payments for Repurchase of Common Stock Excess tax benefits from stock-based awards Excess Tax Benefit from Share-based Compensation, Financing Activities Shares withheld to cover employee restricted stock taxes Payments Related to Tax Withholding for Share-based Compensation Other, net Proceeds from (Payments for) Other Financing Activities Net cash provided by (used for) financing activities Net Cash Provided by (Used in) Financing Activities Net increase in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Risks and Uncertainties [Abstract] Concentration Risk [Table] Concentration Risk [Table] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Paper Paper [Member] Reportable segment - Paper. Customer [Axis] Customer [Axis] Customer [Domain] Customer [Domain] Office Depot (including OfficeMax) Office Depot (including OfficeMax) [Member] Office Depot (including OfficeMax) [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Total Company Sales Revenue Sales Revenue, Goods, Net [Member] Paper Segment Sales Revenue Sales Revenue, Segment [Member] Total Company Receivables Accounts Receivable [Member] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Customer Concentration Risk Customer Concentration Risk [Member] Credit Concentration Risk Credit Concentration Risk [Member] Concentration Risk [Line Items] Concentration Risk [Line Items] Concentration risk, percentage Concentration Risk, Percentage Accounts receivable, net, current Share-based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Components of Property, Plant, and Equipment Property, Plant and Equipment [Table Text Block] Compensation and Retirement Disclosure [Abstract] Employee Benefit Plans and Other Postretirement Benefits Pension and Other Postretirement Benefits Disclosure [Text Block] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Inventories Inventory Disclosure [Text Block] Components of Net Periodic Benefit Costs Schedule of Net Benefit Costs [Table Text Block] Other Income (Expense), Net Other Income and Other Expense Disclosure [Text Block] Earnings Per Share [Abstract] Numerator: Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Less: distributed and undistributed earnings allocated to participating securities Participating Securities, Distributed and Undistributed Earnings (Loss), Basic Net income attributable to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Denominator: Weighted Average Number of Shares Outstanding, Basic [Abstract] Weighted average basic common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Effect of dilutive securities (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Weighted average diluted common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Basic income per common share (in dollars per share) Earnings Per Share, Basic Diluted income per common share (in dollars per share) Earnings Per Share, Diluted Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Related Party Transactions [Abstract] Transactions With Related Parties Related Party Transactions Disclosure [Text Block] Segment Reporting [Abstract] Selected Financial Information by Reportable Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] TimBar Corporation TimBar Corporation [Member] TimBar Corporation [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Other intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Property, plant and equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Other net assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Net assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Including Goodwill Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Including Goodwill Computation of Basic and Diluted Income Per Common Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Schedule of Goodwill Schedule of Goodwill [Table Text Block] Components of Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] New Accounting Pronouncements and Changes in Accounting Principles [Abstract] New and Recently Adopted Accounting Standards Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] Document and Entity Information [Abstract] Document and Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Income Statement [Abstract] Reclassification adjustments to cash flow hedges included in net income, net of tax of $0.5 million, $0.5 million, $1.6 million, and $1.6 million Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax Amortization of pension and postretirement plans actuarial loss and prior service cost, net of tax of $1.0 million, $1.4 million, $3.1 million, and $4.2 million Other Comprehensive Income Amortization Of Defined Benefit Plan Net Prior Service Cost And Net Loss Recognized In Net Periodic Pension Cost Tax Tax effect of the adjustment out of other comprehensive income for prior service costs and net loss recognized as a component of net periodic benefit cost during the period. Changes in unfunded employee benefit obligation net of tax of $2.0 million Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss And Net Prior Service Costs Arising During Period Tax Tax effect of the accumulated change in the value of either the projected benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption that has not been recognized in net periodic benefit cost. Also includes the tax effect of the cost (credit) resulting from a plan amendment that occurred during the period that has not been recognized in net periodic benefit cost. Components of Other Expense, Net Schedule of Other Operating Cost and Expense, by Component [Table Text Block] Unrecognized compensation expense Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Remaining weighted-average recognition period Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Commitments and Contingencies Disclosure [Abstract] Commitments, Guarantees, Indemnifications and Legal Proceedings Commitments and Contingencies Disclosure [Text Block] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Unsecured Debt Unsecured Debt [Member] Line of Credit Line of Credit [Member] Senior Notes Senior Notes [Member] Term Loan Loans Payable [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Five Year Credit Agreement Five Year Credit Agreement [Member] Five Year Credit Agreement [Member] Five-Year Term Loan, due August 2021 Term Loan, Due August 2021 [Member] Term Loan, Due August 2021 [Member] Seven-Year Term Loan, due October 2020 Term loan, Due October 2020 [Member] Term loan, Due October 2020 [Member] Revolving Credit Facility, due August 2021 Revolving Credit Facility Due 2021 [Member] Revolving Credit Facility Due 2021 [Member] Five-Year Term Loan, due October 2018 Term loan, Due October 2018 [Member] Term loan, Due October 2018 [Member] Fixed-Rate Senior Notes Fixed-Rate Senior Notes [Member] Fixed-Rate Senior Notes [Member] Variable-Rate Term Loans Variable-Rate Term Loans [Member] Variable-Rate Term Loans [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Debt instrument, face amount Debt Instrument, Face Amount Letters of credit outstanding Letters of Credit Outstanding, Amount Debt instrument, term Debt Instrument, Term Repayment of debt Extinguishment of Debt, Amount Long-term debt Long-term Debt, Gross Cash payments paid for interest Interest Paid Amortization of treasury lock settlements Derivative, Gain (Loss) on Derivative, Net Amortization of deferred financing costs Amortization of Debt Issuance Costs Book value of fixed rate debt Long-term Debt, Percentage Bearing Fixed Interest, Amount Book value of variable rate debt Long-term Debt, Percentage Bearing Variable Interest, Amount Long-term debt (fixed-rate debt), fair value Long-term Debt, Fair Value Concentration of Risk Concentration Risk Disclosure [Text Block] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Wholesale Distributor Wholesale Distributor [Member] Wholesale Distributor [Member] Number of corrugated products production facilities acquired Number of Production Facilities Acquired Number of Production Facilities Acquired Cash purchase price Payments to Acquire Businesses, Gross Percent of interest acquired Business Acquisition, Percentage of Voting Interests Acquired Acquired finite-lived intangible assets, weighted average useful life Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Property, plant and equipment useful life Property, Plant and Equipment, Useful Life Revolving Credit Facility, due October 2018 Revolving Credit Facility Due October 2018 [Member] Revolving Credit Facility Due October 2018 [Member] 6.50% Senior Notes due March 2018 6.50% Senior Notes, Due March 2018 [Member] 6.50% Senior Notes, Due March 2018 [Member] 3.90% Senior Notes, Due June 2022 3.90% Senior Notes, Due June 2022 [Member] 3.90% Senior Notes, Due June 2022 [Member] 4.50% Senior Notes, Due November 2023 4.50% Senior Notes, Due November 2023 [Member] 4.50% Senior Notes, Due November 2023 [Member] 3.65% Senior Notes, due September 2024 3.65% Senior Notes, due September 2024 [Member] 3.65% Senior Notes, due September 2024 [Member] Less current portion Less unamortized debt issuance costs Debt Issuance Costs, Net Debt instrument, unamortized discount Debt Instrument, Unamortized Discount Stated interest rate (as a percent) Debt Instrument, Interest Rate, Stated Percentage Weighted-average interest rate (as a percent) Debt, Weighted Average Interest Rate Nature of Operations and Basis of Presentation Nature of Operations [Text Block] Accrued Liabilities [Abstract] Compensation and benefits Accrued Employee Benefits, Current Medical insurance and workers’ compensation Accrued Insurance, Current Franchise, property, and sales and use taxes Accrual For Franchise Property Sales And Use Taxes Current Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes, sales and use taxes, and franchise taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Customer volume discounts and rebates Accrued Marketing Costs, Current Environmental liabilities and asset retirement obligations Accrued Environmental Loss Contingencies, Current Severance, retention, and relocation Supplemental Unemployment Benefits, Severance Benefits Other Other Accrued Liabilities, Current Total Debt Debt Disclosure [Text Block] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] PCA Packaging Corporation of America [Member] Packaging Corporation of America [Member] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Boise Cascade Co-Owner of LTP Co-venturer [Member] Products and Services [Axis] Products and Services [Axis] Products and Services [Domain] Products and Services [Domain] Fiber Fiber [Member] Fiber [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Variable interest entity, ownership percentage Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage Carrying amount of LTP's assets Variable Interest Entity, Consolidated, Carrying Amount, Assets Carrying amount of LTP's liabilities Variable Interest Entity, Consolidated, Carrying Amount, Liabilities Revenue from related parties Revenue from Related Parties Fiber costs from related parties Related Parties Amount in Cost of Sales Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Customer Relationships Customer Relationships [Member] Trademarks and Trade Names Trademarks and Trade Names [Member] Other Intangible Assets Other Intangible Assets [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Weighted Average Remaining Useful Life (in Years) Finite-Lived Intangible Asset, Useful Life Gross Carrying Amount Finite-Lived Intangible Assets, Gross Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Finite-lived intangible assets acquired Finite-lived Intangible Assets Acquired Intangible assets amortization expense Amortization of Intangible Assets Schedule of Goodwill [Table] Schedule of Goodwill [Table] Packaging Packaging [Member] Reportable segment - Packaging. Goodwill [Line Items] Goodwill [Line Items] Goodwill [Roll Forward] Goodwill [Roll Forward] Balance at December 31, 2015 Acquisition Goodwill, Acquired During Period Balance at September 30, 2016 Income tax provision Effective income tax rate, percent Effective Income Tax Rate Reconciliation, Percent Effective income tax rate, at federal statutory income tax rate, percent Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Cash paid for taxes, net of refunds received Income Taxes Paid, Net Acquisitions Business Combination Disclosure [Text Block] Components of Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] Schedule of Defined Benefit Plans Disclosures [Table] Schedule of Defined Benefit Plans Disclosures [Table] Defined Benefit Plans and Other Postretirement Benefit Plans [Axis] Defined Benefit Plans and Other Postretirement Benefit Plans [Axis] Defined Benefit Plan and Other Postretirement Benefit Plan [Domain] Defined Benefit Plan and Other Postretirement Benefit Plan [Domain] Postretirement Health Coverage Postretirement Health Coverage [Member] Pension Plans Pension Plan [Member] Postretirement Plans Other Postretirement Benefit Plan [Member] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Adjustment Scenario, Adjustment [Member] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Service cost Defined Benefit Plan, Service Cost Interest cost Defined Benefit Plan, Interest Cost Expected return on plan assets Defined Benefit Plan, Expected Return on Plan Assets Net amortization of unrecognized amounts, Prior service cost Net amortization of unrecognized amounts, Actuarial loss Net periodic benefit cost Defined Benefit Plan, Net Periodic Benefit Cost Pension Contributions [Abstract] Pension and Other Postretirement Benefit Contributions [Abstract] Contributions to pension plan Defined Benefit Plan, Contributions by Employer Minimum pension contributions Defined Benefit Plan, Minimum Contributions by Employer Defined Benefit Plan, Minimum Contributions by Employer Decrease in benefit obligation Defined Benefit Plan, Benefit Obligation Increase in accumulated other comprehensive income (loss) Increase in deferred income taxes Deferred Income Tax Liabilities, Net Segment Information Segment Reporting Disclosure [Text Block] Long-term equity incentive plan, termination date Long Term Equity Incentive Plan Termination Date The date when the equity incentive plan expires, which may be presented in a variety of ways (for example, year, month and year, day, month and year, quarter of a year). Number of shares authorized under plan Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Number of shares available for future issuance under share-based plan Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Subsequent Event [Table] Subsequent Event [Table] Name of Property [Axis] Name of Property [Axis] Name of Property [Domain] Name of Property [Domain] Wallula, Washington Mill Wallula, Washington Mill [Member] Wallula, Washington Mill [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Columbus Container Inc Columbus Container Inc [Member] Columbus Container Inc [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Number of fulfillment centers Number of Fulfillment Centers Number of Fulfillment Centers Pulp capacity (in tons) Pulp Capacity Pulp Capacity Property, Plant, and Equipment Property, Plant and Equipment Disclosure [Text Block] Statement [Table] Statement [Table] Statement [Line Items] Statement [Line Items] Common stock dividends paid Dividends declared per common share (in dollars per share) Common Stock, Dividends, Per Share, Declared Dividends paid per common share (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid Stock repurchase program, authorized amount Stock Repurchase Program, Authorized Amount Repurchases of common stock Shares of common stock repurchased Stock Repurchased During Period, Shares New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Other Long-term Assets Other Noncurrent Assets [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Adjustments for ASU 2015-03 Adjustments for New Accounting Pronouncement [Member] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Disposal Group Classification [Axis] Disposal Group Classification [Axis] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Boise Acquisition Boise Acquisition [Member] Boise Acquisition [Member] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Other Expense and Cost of Sales Other Expense and Cost of Sales [Member] Other Expense and Cost of Sales [Member] Other Expense, Net Other Expense [Member] Unusual or Infrequent Item [Axis] Unusual or Infrequent Item, or Both [Axis] Unusual or Infrequent Item [Domain] Unusual or Infrequent Item, or Both [Domain] Integration-Related and Other Costs Integration-Related and Other Costs [Member] Integration-Related and Other Costs [Member] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Intersegment Eliminations Intersegment Eliminations [Member] Operating Segments Operating Segments [Member] Segment Reconciling Items Segment Reconciling Items [Member] Corporate and Other Corporate and Other [Member] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Restructuring Charges Restructuring Charges [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Number of reportable segments Number of Reportable Segments Trade sales Sales Revenue, Goods, Net Intersegment sales Revenues Net sales Revenue, Net Operating income (loss) Operating Income (Loss) Income before taxes Facilities closure costs and other Acquisition-related costs Costs related to withdrawal from multiemployer pension plan Integration-related and other costs Raw materials Inventory, Raw Materials, Gross Work in process Inventory, Work in Process, Gross Finished goods Inventory, Finished Goods, Gross Supplies and materials Other Inventory, Supplies, Gross Inventories Earnings Per Share Earnings Per Share [Text Block] Accrued Liabilities Accounts Payable and Accrued Liabilities Disclosure [Text Block] Accounts receivable, net of allowance for doubtful accounts and customer deductions of $9.4 million and $10.3 million as of September 30, 2016 and December 31, 2015, respectively Allowance For Doubtful Accounts Receivable And Reserve For Customer Deductions Current A valuation allowance for trade and other receivables due to an entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible, and a reserve for estimated customer returns, allowances and earned discounts. Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Cost of sales Cost of Goods Sold Gross profit Gross Profit Selling, general, and administrative expenses Selling, General and Administrative Expense Other income (expense), net Income from operations Income tax provision Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Less net income attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Net income attributable to Packaging Corporation of America Net income per common share attributable to Packaging Corporation of America common shareholders: Basic (in dollars per share) Diluted (in dollars per share) Statements of Comprehensive Income: Other Comprehensive Income (Loss), Net of Tax [Abstract] Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Reclassification adjustments to cash flow hedges included in net income, net of tax of $0.5 million, $0.5 million, $1.6 million, and $1.6 million Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax Amortization of pension and postretirement plans actuarial loss and prior service cost, net of tax of $1.0 million, $1.4 million, $3.1 million, and $4.2 million Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, Net of Tax Changes in unfunded employee benefit obligations net of tax of $2.0 million Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss And Net Prior Service Costs Arising During Period Net Of Tax The accumulated change in the value of either the projected benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption that has not been recognized in net periodic benefit cost, after tax. Also includes the cost (credit) resulting from a plan amendment that occurred during the period that has not been recognized in net periodic benefit cost, after tax. Other comprehensive income Other Comprehensive Income (Loss), Net of Tax Less net income attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive income attributable to Packaging Corporation of America Comprehensive Income (Loss), Net of Tax, Attributable to Parent