CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flow from operating activities:
Net income (loss)	$ 36,095	$ (53,897)
Adjustments to reconcile net income (loss) to net cash flow provided by operating activities:
Depreciation and amortization	42,608	74,424
Stock-based compensation	2,917	1,728
Amortization and write-off of debt issuance costs and fair market value of debt adjustments	937	10,103
Loss on extinguishment of debt	0	48,606
Equity in net income of joint ventures	(1,043)	(8,786)
Reserve of preferred equity interests, net	1,099	3,961
Operating cash distributions from joint ventures	2,336	1,786
Gain on disposition of real estate, net	(16,377)	(10,011)
Impairment charges	620	30,444
Cash paid for interest rate hedging activities	0	(4,833)
Change in notes receivable accrued interest	266	818
Net change in accounts receivable	4,018	5,183
Net change in accounts payable and accrued expenses	(19,132)	(21,929)
Net change in other operating assets and liabilities	(12,081)	(19,836)
Total adjustments	6,168	111,658
Net cash flow provided by operating activities	42,263	57,761
Cash flow from investing activities:
Real estate developed and improvements to operating real estate	(18,153)	(34,702)
Proceeds from disposition of real estate	70,038	135,464
Equity contributions to joint ventures	(47)	(59)
Distributions from unconsolidated joint ventures	11,928	16,759
Repayment of joint venture advances	12,687	36,072
Net transactions with RVI	7	0
Net cash flow provided by investing activities	76,460	153,534
Cash flow from financing activities:
(Repayment of) proceeds from revolving credit facilities, net	(60,000)	120,000
Repayment of senior notes	0	(924,751)
Repayment of term loan and mortgage debt	(526)	(678,721)
Payment of debt issuance costs	0	(32,379)
Proceeds from mortgage payable	0	1,350,000
(Repurchase) issuance of common shares in conjunction with equity award plans and dividend reinvestment plan	(627)	5,149
Repurchase of common shares	(14,069)	0
Redemption of operating partnership units	0	(736)
Distributions to non-controlling interests and redeemable operating partnership units	(213)	(214)
Dividends paid	(45,262)	(78,549)
Net cash flow used for financing activities	(120,697)	(240,201)
Effect of foreign exchange rate changes on cash and cash equivalents	(3)	(1)
Net decrease in cash, cash equivalents and restricted cash	(1,974)	(28,906)
Cash, cash equivalents and restricted cash, beginning of period	13,650	94,724
Cash, cash equivalents and restricted cash, end of period	$ 11,673	$ 65,817