CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 10,840	$ 34,019
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	20,499	23,629
Net amortization of debt premiums, discounts and issuance costs	2,283	2,841
Amortization of acquired real estate leases	42,457	53,837
Amortization of deferred leasing costs	1,665	1,350
Gain on sale of real estate	(10,756)	(22,092)
Loss on impairment of real estate	0	3,204
Loss on early extinguishment of debt	2,144	414
Straight line rental income	(5,583)	(6,794)
Other non-cash expenses, net	107	593
Gain on equity securities	0	(22,128)
Equity in net losses of investees	276	235
Change in assets and liabilities:
Rents receivable	(1,087)	14,390
Deferred leasing costs	(4,466)	(7,985)
Other assets	180	2,873
Accounts payable and other liabilities	(21,790)	(30,387)
Due to related persons	832	(29,257)
Net cash provided by operating activities	37,601	18,742
CASH FLOWS FROM INVESTING ACTIVITIES:
Real estate acquisitions	(11,864)	0
Real estate improvements	(14,525)	(12,969)
Distributions in excess of earnings from unconsolidated joint ventures	51	521
Proceeds from sale of properties, net	68,433	262,779
Net cash provided by investing activities	42,095	250,331
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of mortgage notes payable	(67,848)	(8,954)
Repayment of unsecured term loans	0	(153,000)
Repayment of senior unsecured notes	(400,000)	0
Borrowings on unsecured revolving credit facility	418,467	85,000
Repayments on unsecured revolving credit facility	(70,467)	(180,000)
Repurchase of common shares	(27)	0
Distributions to common shareholders	(26,511)	(26,445)
Net cash used in financing activities	(146,386)	(283,399)
Decrease in cash, cash equivalents and restricted cash	(66,690)	(14,326)
Cash, cash equivalents and restricted cash at beginning of period	100,696	38,943
Cash, cash equivalents and restricted cash at end of period	34,006	24,617
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid	37,715	49,545
Income taxes paid	0	7
NON-CASH INVESTING ACTIVITIES:
Sale of properties	13,095	0
NON-CASH FINANCING ACTIVITIES:
Repayment of mortgage notes payable related to properties sold	(13,095)	0
Supplemental Disclosure Of Cash, Cash Equivalents And Restricted Cash [Abstract]
Total cash, cash equivalents and restricted cash shown in the statements of cash flows	$ 34,006	$ 24,617