Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Deferred rent receivable—allowance
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	$ 15,457	$ 17,207	$ 25,203
Additions Charged Against Operations	4,227	491	2,321
Uncollectible Accounts Written-off/Recovery (1)	(7,207)	(2,241)	(10,317)
Balance at End of Year	12,477	15,457	17,207
Tenant and other receivables—allowance
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	15,702	18,637	16,592
Additions Charged Against Operations	2,760	3,726	6,106
Uncollectible Accounts Written-off/Recovery (1)	(6,093)	(6,661)	(4,061)
Balance at End of Year	$ 12,369	$ 15,702	$ 18,637