CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Cash flows from operating activities:
Net income (loss)	$ 22,790	$ (25,515)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Loss on extinguishment of debt, net	351	0
Loss on sale or write down of assets, net	15,375	47,030
Depreciation and amortization	167,371	162,418
Amortization of premium on mortgage notes payable	(464)	(463)
Amortization of share and unit-based plans	7,433	19,090
Straight-line rent and amortization of above and below market leases	(7,452)	(7,201)
Provision for doubtful accounts	3,833	2,599
Income tax expense (benefit)	1,025	(2,265)
Equity in income of unconsolidated joint ventures	(19,500)	(32,541)
Distributions of income from unconsolidated joint ventures	460	669
Change in fair value of financing arrangement obligation	(31,522)	(4,386)
Changes in assets and liabilities, net of dispositions:
Tenant and other receivables	10,286	13,876
Other assets	(6,668)	(2,676)
Due from affiliates	9,046	(1,113)
Accounts payable and accrued expenses	935	4,245
Other accrued liabilities	(8,221)	(8,917)
Net cash provided by operating activities	165,078	164,850
Cash flows from investing activities:
Development, redevelopment, expansion and renovation of properties	(56,298)	(98,852)
Property improvements	(18,005)	(17,421)
Proceeds from repayment of notes receivable	65,569	618
Deferred leasing costs	(9,530)	(18,323)
Distributions from unconsolidated joint ventures	91,350	448,067
Contributions to unconsolidated joint ventures	(96,988)	(75,017)
Proceeds from sale of assets	1,015	27,063
Net cash (used in) provided by investing activities	(22,887)	266,135
Cash flows from financing activities:
Proceeds from mortgages, bank and other notes payable	976,000	195,000
Payments on mortgages, bank and other notes payable	(844,560)	(400,338)
Payment on finance arrangement obligation	(27,944)	0
Deferred financing costs	(2,921)	(178)
Payments on finance leases	(278)
Proceeds from share and unit-based plans	819	806
Redemption of noncontrolling interests	(37)	(123)
Contribution from noncontrolling interests	410	0
Dividends and distributions	(244,553)	(226,745)
Net cash used in financing activities	(143,064)	(431,578)
Net decrease in cash, cash equivalents and restricted cash	(873)	(593)
Cash, cash equivalents and restricted cash, beginning of period	149,301	143,105
Cash, cash equivalents and restricted cash, end of period	148,428	142,512
Supplemental cash flow information:
Cash payments for interest, net of amounts capitalized	105,346	93,032
Non-cash investing and financing transactions:
Accrued development costs included in accounts payable and accrued expenses and other accrued liabilities	49,953	36,841
Conversion of Operating Partnership Units to common stock	$ 1,005	$ 75