Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Operating activities    
Net income attributable to common stockholders $ 96,458 $ 86,911
Adjustments to reconcile net income attributable to common stockholders to net cash provided by operating activities:    
Depreciation and amortization 194,227 195,460
Impairments 41,396 57,032
Amortization of deferred financing costs 6,706 5,893
Payment to terminate interest rate swaps (1,724) (64)
Derivative interest rate amortization and other interest rate swap losses (gains) 1,809 (31)
Amortization of debt discounts 3,354 1,670
Stock-based compensation expense 7,190 10,757
Gain on debt extinguishment (326) (2,489)
Debt extinguishment costs (25,344) (3,760)
Gains on dispositions of real estate and other assets, net (39,221) (66,881)
Non-cash revenue (16,155) (15,947)
Other (1,514) 165
Changes in operating assets and liabilities:    
Deferred costs and other assets, net (8,911) (4,935)
Accounts payable, accrued expenses and other liabilities 1,346 7,433
Net cash provided by operating activities 259,291 271,214
Investing activities    
Acquisitions of real estate (424,468) (703,106)
Capitalized real estate expenditures (8,307) (7,449)
Investments in corporate leasehold improvements (2,839) 0
Investments in loans receivable 0 (4,020)
Collections of principal on loans receivable and real estate assets under direct financing leases 6,331 4,450
Proceeds from dispositions of real estate and other assets 245,921 397,325
Transfers of net sales proceeds from (to) restricted accounts pursuant to 1031 Exchanges 58,194 (2,489)
Transfers of net sales proceeds (to) from Master Trust Release (3,953) 40,126
Net cash used in investing activities (129,121) (275,163)
Financing activities    
Borrowings under Revolving Credit Facilities 828,000 535,000
Repayments under Revolving Credit Facilities (723,000) (475,181)
Repayments under mortgages and notes payable (790,224) (347,242)
Borrowings under Term Loan 746,000 0
Repayments under Term Loan (701,000) 0
Borrowings under Senior Unsecured Notes 298,134 0
Deferred financing costs (4,017) (3,782)
Proceeds from issuance of common stock, net of offering costs 446,613 347,211
Proceeds from exercise of stock options 0 46
Repurchase of shares of common stock (739) (1,700)
Dividends paid to equity owners (238,926) (216,231)
Transfers from reserve/escrow deposits with lenders 383 17,857
Net cash used in financing activities (138,776) (144,022)
Net decrease in cash and cash equivalents (8,606) (147,971)
Cash and cash equivalents, beginning of period 21,790 176,181
Cash and cash equivalents, end of period $ 13,184 $ 28,210