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Nature of Operations and Summary of Significant Accounting Policies (Policies)
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12 Months Ended | ||||||||||||
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Dec. 31, 2013
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| Accounting Policies [Abstract] | |||||||||||||
| BASIS OF PRESENTATION AND CONSOLIDATION | BASIS OF PRESENTATION AND CONSOLIDATION: The consolidated financial statements include the accounts of Isabella Bank Corporation, a financial services holding company, and its wholly owned subsidiaries, Isabella Bank and Financial Group Information Services. All intercompany balances and accounts have been eliminated in consolidation. |
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| NATURE OF OPERATIONS | NATURE OF OPERATIONS: Isabella Bank Corporation is a financial services holding company offering a wide array of financial products and services in several mid-Michigan counties. Our banking subsidiary, Isabella Bank, offers banking services through 27 locations, 24 hour banking services locally and nationally through shared automatic teller machines, 24 hour online banking, and direct deposits to businesses, institutions, and individuals. Lending services offered include commercial loans, agricultural loans, residential real estate loans, and consumer loans. Deposit services include interest and noninterest bearing checking accounts, savings accounts, money market accounts, and certificates of deposit. Other related financial products include trust and investment services, safe deposit box rentals, and credit life insurance. Active competition, principally from other commercial banks, savings banks and credit unions, exists in all of our principal markets. Our results of operations can be significantly affected by changes in interest rates or changes in the local economic environment. Financial Group Information Services provides information technology services to Isabella Bank Corporation and Isabella Bank. |
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| USE OF ESTIMATES | USE OF ESTIMATES: In preparing consolidated financial statements in conformity with accounting principles generally accepted in the United States of America, we make estimates and assumptions that affect the reported amounts of assets and liabilities as of the date of the consolidated balance sheet and reported amounts of revenues and expenses during the reporting year. Actual results could differ from those estimates. Material estimates that are particularly susceptible to significant change in the near term relate to the determination of the ALLL, the fair value of AFS investment securities, the valuation of goodwill and other intangible assets, and the determinations of assumptions in accounting for the defined benefit pension plan. |
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| FAIR VALUE MEASUREMENTS | FAIR VALUE MEASUREMENTS: Fair value refers to the price that would be received to sell an asset or paid to transfer a liability (an exit price) in an orderly transaction between market participants in the market in which the reporting entity transacts such sales or transfers based on the assumptions market participants would use when pricing an asset or liability. Assumptions are developed based on prioritizing information within a fair value hierarchy that gives the highest priority to quoted prices in active markets and the lowest priority to unobservable data, such as the reporting entity’s own data. We may choose to measure eligible items at fair value at specified election dates. For assets and liabilities recorded at fair value, it is our policy to maximize the use of observable inputs and minimize the use of unobservable inputs when developing fair value measurements for those financial instruments for which there is an active market. In cases where the market for a financial asset or liability is not active, we include appropriate risk adjustments that market participants would make for nonperformance and liquidity risks when developing fair value measurements. Fair value measurements for assets and liabilities for which limited or no observable market data exists are accordingly based primarily upon estimates, are often calculated based on the economic and competitive environment, the characteristics of the asset or liability and other factors. Therefore, the results cannot be determined with precision and may not be realized in an actual sale or immediate settlement of the asset or liability. Additionally, there may be inherent weaknesses in any calculation technique, and changes in the underlying assumptions used, including discount rates and estimates of future cash flows, could significantly affect the results of current or future values. We utilize fair value measurements to record fair value adjustments to certain assets and liabilities and to determine fair value disclosures. Investment securities AFS and trading securities are recorded at fair value on a recurring basis. Additionally, from time to time, we may be required to record other assets at fair value on a nonrecurring basis, such as mortgage loans AFS, impaired loans, foreclosed assets, OMSRs, goodwill, and certain other assets and liabilities. These nonrecurring fair value adjustments typically involve the application of lower of cost or market accounting or write-downs of individual assets. Fair Value Hierarchy Under fair value measurement and disclosure authoritative guidance, we group assets and liabilities measured at fair value into three levels, based on the markets in which the assets and liabilities are traded, and the reliability of the assumptions used to determine fair value, based on the prioritization of inputs in the valuation techniques. These levels are:
The asset’s or liability’s fair value measurement level within the fair value hierarchy is based on the lowest level of any input that is significant to the fair value measurement. Valuation techniques maximize the use of observable inputs and minimize the use of unobservable inputs. Transfers between measurement levels are recognized at the end of reporting periods. |
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| SIGNIFICANT GROUP CONCENTRATIONS OF CREDIT RISK | SIGNIFICANT GROUP CONCENTRATIONS OF CREDIT RISK: Most of our activities conducted are with customers located within the central Michigan area. A significant amount of our outstanding loans are secured by commercial and residential real estate. Other than these types of loans, there is no significant concentration to any other industry or any one customer. |
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| CASH AND CASH EQUIVALENTS | CASH AND CASH EQUIVALENTS: For purposes of the consolidated statements of cash flows, cash and cash equivalents include cash and balances due from banks, federal funds sold, and other deposit accounts. Generally, federal funds sold are for a one day period. We maintain deposit accounts in various financial institutions which generally exceed federally insured limits or are not insured. We do not believe we are exposed to any significant interest, credit or other financial risk as a result of these deposits. |
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| CERTIFICATES OF DEPOSIT HELD IN OTHER FINANCIAL INSTITUTIONS | CERTIFICATES OF DEPOSIT HELD IN OTHER FINANCIAL INSTITUTIONS: Certificates of deposits held in other financial institutions consist of interest bearing certificates of deposit that mature within 3 years and are carried at cost. |
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| TRADING SECURITIES | TRADING SECURITIES: We engage in trading activities of our own accounts. Securities that are held principally for resale in the near term are recorded in the trading assets account at fair value with changes in fair value recorded in noninterest income. Interest income is included in net interest income. |
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| AFS SECURITIES | AFS SECURITIES: Purchases of investment securities are generally classified as AFS. However, we may elect to classify securities as either held to maturity or trading. Securities classified as AFS are recorded at fair value, with unrealized gains and losses, net of the effect of deferred income taxes, excluded from earnings and reported in other comprehensive income. Included in AFS securities are auction rate money market preferreds and preferred stocks. These investments are considered equity securities for federal income tax purposes, and as such, no estimated federal income tax impact is expected or recorded. Auction rate money market preferred securities and preferred stocks are recorded at fair value, with unrealized gains and losses excluded from earnings and reported in other comprehensive income. Purchase premiums and discounts are recognized in interest income using the interest method over the terms of the securities. Realized gains and losses on the sale of AFS securities are determined using the specific identification method. AFS securities are reviewed quarterly for possible OTTI. In determining whether an OTTI exists for debt securities, we assert that: (a) we do not have the intent to sell the security; and (b) it is more likely than not we will not have to sell the security before recovery of its cost basis. If these conditions are not met, we recognize an OTTI charge through earnings for the difference between the debt security’s amortized cost basis and its fair value, and such amount is included in noninterest income. For debt securities that do not meet the above criteria, and we do not expect to recover the security’s amortized cost basis, the security is considered other-than-temporarily impaired. For these debt securities, we separate the total impairment into the credit risk loss component and the amount of the loss related to market and other risk factors. In order to determine the amount of the credit loss for a debt security, we calculate the recovery value by performing a discounted cash flow analysis based on the current cash flows and future cash flows we expect to recover. The amount of the total OTTI related to the credit risk is recognized in earnings and is included in noninterest income. The amount of the total OTTI related to other risk factors is recognized as a component of other comprehensive income. For debt securities that have recognized an OTTI through earnings, if through subsequent evaluation there is a significant increase in the cash flow expected, the difference between the amortized cost basis and the cash flows expected to be collected is accreted as interest income. AFS equity securities are reviewed for OTTI at each reporting date. This evaluation considers a number of factors including, but not limited to, the length of time and extent to which the fair value has been less than cost, the financial condition and near term prospects of the issuer, and our ability and intent to hold the securities until fair value recovers. If it is determined that we do not have the ability and intent to hold the securities until recovery or that there are conditions that indicate that a security may not recover in value then the difference between the fair value and the cost of the security is recognized in earnings and is included in noninterest income. |
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| LOANS | LOANS: Loans that we have the intent and ability to hold for the foreseeable future or until maturity or payoff are reported at their outstanding principal balance adjusted for any charge-offs, the ALLL, and any deferred fees or costs on originated loans. Interest income on loans is accrued over the term of the loan based on the principal amount outstanding. Loan origination fees and certain direct loan origination costs are capitalized and recognized as a component of interest income over the term of the loan using the level yield method. The accrual of interest on agricultural, commercial and mortgage loans is discontinued at the time the loan is 90 days or more past due unless the credit is well secured and in the process of collection. Consumer loans are typically charged off no later than 180 days past due. Past due status is based on contractual terms of the loan. In all cases, loans are placed on nonaccrual or charged-off at an earlier date if collection of principal or interest is considered doubtful. For loans that are placed on nonaccrual status or charged-off, all interest accrued in the current calendar year, but not collected, is reversed against interest income while interest accrued in prior calendar years, but not collected is charged against the ALLL. The interest on these loans is accounted for on the cash-basis, until qualifying for return to accrual status. Loans are returned to accrual status when all principal and interest amounts contractually due are brought current and future payments are reasonably assured. For impaired loans not classified as nonaccrual, interest income continues to be accrued over the term of the loan based on the principal amount outstanding. |
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| ALLOWANCE FOR LOAN LOSSES | ALLOWANCE FOR LOAN LOSSES: The ALLL is established as losses are estimated to have occurred through a provision for loan losses charged to earnings. Loan losses are charged against the allowance when we believe the uncollectability of the loan balance is confirmed. Subsequent recoveries, if any, are credited to the allowance. We evaluate the ALLL on a regular basis and is based upon our periodic review of the collectability of the loans in light of historical experience, the nature and volume of the loan portfolio, adverse situations that may affect the borrower’s ability to repay, estimated value of any underlying collateral and prevailing economic conditions. This evaluation is inherently subjective as it requires estimates that are susceptible to significant revision as more information becomes available. The ALLL consists of specific, general, and unallocated components. The specific component relates to loans that are deemed to be impaired. For such loans that are also analyzed for specific allowance allocations, an allowance is established when the discounted cash flows or collateral value or observable market price of the impaired loan is lower than the carrying value of that loan. The general component covers non classified loans and is based on historical loss experience. An unallocated component is maintained to cover uncertainties that we believe affect our estimate of probable losses based on qualitative factors. The unallocated component of the allowance reflects the margin of imprecision inherent in the underlying assumptions used in the methodologies for estimating specific and general losses in the portfolio. Loans may be classified as impaired if they meet one or more of the following criteria:
Impairment is measured on a loan by loan basis by either the present value of expected future cash flows discounted at the loan’s effective interest rate, the loan’s obtainable market price, or the fair value of the collateral, less cost to sell, if the loan is collateral dependent. Large groups of smaller balance homogeneous loans are collectively evaluated for impairment. |
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| LOANS HELD FOR SALE | LOANS HELD FOR SALE: Mortgage loans held for sale on the secondary market are carried at the lower of cost or fair value as determined by aggregating outstanding commitments from investors or current investor yield requirements. Net unrealized losses, if any, would be recognized as a component of other noninterest expenses. Mortgage loans held for sale are sold with the mortgage servicing rights retained by us. The carrying value of mortgage loans sold is reduced by the cost allocated to the associated mortgage servicing rights. Gains or losses on sales of mortgage loans are recognized based on the difference between the selling price and the carrying value of the related mortgage loans sold. |
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| TRANSFERS OF FINANCIAL ASSETS | TRANSFERS OF FINANCIAL ASSETS: Transfers of financial assets, including mortgage loans and participation loans are accounted for as sales when control over the assets has been surrendered. Control over transferred assets is determined to be surrendered when 1) the assets have been legally isolated from us, 2) the transferee obtains the right (free of conditions that constrain it from taking advantage of the right) to pledge or exchange the transferred assets, and 3) we do not maintain effective control over the transferred assets through an agreement to repurchase them before their maturity. Other than servicing, we have no substantive continuing involvement related to these loans. |
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| SERVICING | SERVICING: Servicing assets are recognized as separate assets when rights are acquired through purchase or through sale of financial assets. We have no purchased servicing rights. For sales of mortgage loans, a portion of the cost of originating the loan is allocated to the servicing right based on relative fair value. Fair value is based on market prices for comparable mortgage servicing contracts, when available, or alternatively, is based on a valuation model that calculates the present value of estimated future net servicing income. The valuation model incorporates assumptions that market participants would use in estimating future net servicing income, such as the cost to service, the discount rate, the custodial earnings rate, an inflation rate, ancillary income, prepayment speeds and default rates and losses. Servicing assets are evaluated for impairment based upon the fair value of the rights as compared to amortized cost. Impairment is determined by stratifying rights into tranches based on predominant risk characteristics, such as interest rate, loan type, and investor type. Impairment is recognized through a valuation allowance for an individual tranche, to the extent that fair value is less than the capitalized amount for the tranche. If we later determine that all or a portion of the impairment no longer exists for a particular tranche, a reduction of the valuation allowance may be recorded as an increase to income. Capitalized servicing rights are reported in other assets and are amortized into noninterest income in proportion to, and over the period of, the estimated future net servicing income of the underlying financial assets. The unpaid principal balance of mortgages serviced for others was $293,665 and $303,351 with capitalized servicing rights of $2,555 and $2,285 at December 31, 2013 and 2012, respectively. Servicing fee income is recorded for fees earned for servicing loans for others. The fees are based on a contractual percentage of the outstanding principal; or a fixed amount per loan and are recorded as income when earned. |
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| LOANS ACQUIRED THROUGH TRANSFER | LOANS ACQUIRED THROUGH TRANSFER: Authoritative accounting guidance related to acquired loans requires that a valuation allowance for loans acquired in a transfer, including in a business combination, reflect only losses incurred after acquisition, and should not be recorded at acquisition. This standard applies to any loan acquired in a transfer that shows evidence of credit quality deterioration since it was originated. |
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| FORECLOSED ASSETS | FORECLOSED ASSETS: Assets acquired through, or in lieu of, loan foreclosure are held for sale and are initially recorded at the lower of our carrying amount or fair value less estimated selling costs at the date of transfer, establishing a new cost basis. Any write-downs based on the asset’s fair value at the date of acquisition are charged to the ALLL. After foreclosure, property held for sale is carried at the lower of the new cost basis or fair value less costs to sell. Impairment losses on property to be held and used are measured at the amount by which the carrying amount of property exceeds its fair value. Costs relating to holding these assets are expensed as incurred. We periodically perform valuations and any subsequent write-downs are recorded as a charge to operations, if necessary, to reduce the carrying value of a property to the lower of our carrying amount or fair value less costs to sell. |
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| PREMISES AND EQUIPMENT | PREMISES AND EQUIPMENT: Land is carried at cost. Buildings and equipment are carried at cost, less accumulated depreciation which is computed principally by the straight-line method based upon the estimated useful lives of the related assets, which range from 3 to 40 years. Major improvements are capitalized and appropriately amortized based upon the useful lives of the related assets or the expected terms of the leases, if shorter, using the straight-line method. Maintenance, repairs and minor alterations are charged to current operations as expenditures occur. We annually review these assets to determine whether carrying values have been impaired. |
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| FDIC INSURANCE PREMIUM | FDIC INSURANCE PREMIUM: Included in other assets were prepaid FDIC assessments of $0 and $1,804 as of December 31, 2013 and 2012, respectively. |
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| EQUITY SECURITIES WITHOUT READILY DETERMINABLE FAIR VALUES | EQUITY SECURITIES WITHOUT READILY DETERMINABLE FAIR VALUES: Included in equity securities without readily determinable fair values are our holdings in FHLB stock and FRB stock as well as our ownership interests in Corporate Settlement Solutions and Valley Financial Corporation. Our investment in Corporate Settlement Solutions, a title insurance company, was made in the 1st quarter 2008. We are not the managing entity of Corporate Settlement Solutions, LLC, and account for our investment in that entity under the equity method of accounting. Valley Financial Corporation is the parent company of 1st State Bank in Saginaw, Michigan, which is a bank that opened in 2005. We made investments in Valley Financial Corporation in 2004 and in 2007. |
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| EQUITY COMPENSATION PLAN | EQUITY COMPENSATION PLAN: At December 31, 2013, the Directors Plan had 185,311 shares eligible to be issued to participants, for which the Rabbi Trust held 12,761 shares. We had 170,566 shares to be issued in 2012, with 5,130 shares held in the Rabbi Trust. Compensation costs relating to share based payment transactions are recognized as the services are rendered, with the cost measured based on the fair value of the equity or liability instruments issued (see “Note 17 – Benefit Plans”). We have no other equity-based compensation plans. |
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| CORPORATE OWNED LIFE INSURANCE | CORPORATE OWNED LIFE INSURANCE: We have purchased life insurance policies on key members of management. In the event of death of one of these individuals, we would receive a specified cash payment equal to the face value of the policy. Such policies are recorded at their cash surrender value, or the amount that can be realized on the balance sheet dates. Increases in cash surrender value in excess of single premiums paid are reported as other noninterest income. |
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| ACQUISITION INTANGIBLES AND GOODWILL | ACQUISITION INTANGIBLES AND GOODWILL: We previously acquired branch facilities and related deposits in business combinations accounted for as a purchase. The acquisitions included amounts related to the valuation of customer deposit relationships (core deposit intangibles). Core deposit intangibles arising from acquisitions are included in goodwill and other intangible assets are being amortized over their estimated lives and evaluated for potential impairment on at least an annual basis. Goodwill represents the excess of purchase price over identifiable assets, is not amortized but is evaluated for impairment on at least an annual basis. Acquisition intangibles and goodwill are typically qualitatively evaluated to determine if it is more likely than not that the carrying balance is impaired. If it is determined that the carrying balance is more likely than not to be impaired, we perform a cash flow valuation to determine the extent of the potential impairment. This valuation method requires a significant degree of our judgment. In the event the projected undiscounted net operating cash flows for these intangible assets are less than the carrying value, the asset is recorded at fair value as determined by the valuation model. |
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| OFF BALANCE SHEET CREDIT RELATED FINANCIAL INSTRUMENTS | OFF BALANCE SHEET CREDIT RELATED FINANCIAL INSTRUMENTS: In the ordinary course of business, we have entered into commitments to extend credit, including commitments under credit card arrangements, home equity lines of credit, commercial letters of credit, and standby letters of credit. Such financial instruments are recorded only when funded. |
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| FEDERAL INCOME TAXES | FEDERAL INCOME TAXES: Deferred income tax assets and liabilities are determined using the liability (or balance sheet) method. Under this method, the net deferred tax assets or liability is determined based on the tax effects of the temporary differences between the book and tax bases on the various balance sheet assets and liabilities and gives current recognition to changes in tax rates and laws. Valuation allowances are established, where necessary, to reduce deferred tax assets to the amount expected to be realized. Income tax expense is the tax payable or refundable for the year plus or minus the change during the year in deferred tax assets and liabilities. We analyze our filing positions in the jurisdictions where it is required to file income tax returns, as well as all open tax years in these jurisdictions. We have also elected to retain our existing accounting policy with respect to the treatment of interest and penalties attributable to income taxes, and continue to reflect any charges for such, to the extent they arise, as a component of our noninterest expenses. |
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| MARKETING COSTS | MARKETING COSTS: Marketing costs are expensed as incurred (see “Note 11 – Other Noninterest Expenses”). |
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| RECLASSIFICATIONS | RECLASSIFICATIONS: Certain amounts reported in the 2012 and 2011 consolidated financial statements have been reclassified to conform with the 2013 presentation. |
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| Recently Adopted Accounting Standards Update | Recently Adopted Accounting Standards Update ASU No. 2013-02: “Comprehensive Income (Topic 220): Reporting of Amounts Reclassified Out of Accumulated Other Comprehensive Income” In February 2013, ASU No. 2013-02 amended ASC Topic 220, “Comprehensive Income” to require disclosures related to reclassifications out of AOCI in one place. The ASU also requires the disclosure of reclassifications out of AOCI by component. The new authoritative guidance was effective for interim and annual periods beginning after December 15, 2012 and did not have a financial impact on the Corporation, but increased the level of disclosures related to AOCI (see "Note 18 – Accumulated Other Comprehensive Income (Loss)"). |
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