Schedule III - Real Estate and Accumulated Depreciation (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]
Beginning Balance, Total Property	$ 4,670,226	$ 4,359,993	$ 3,993,427
Retirement/dispositions
Ending Balance, Total Property	5,104,942	4,670,226	4,359,993
Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]
Beginning Balance, Accumulated Depreciation	1,249,679	1,121,102	1,025,831
Retirement/dispositions
Ending Balance, Accumulated Depreciation	1,338,743	1,249,679	1,121,102
Real estate acquired
Additions during the period
Total Property	374,912	430,205	384,762
Retirement/dispositions
TOTAL PROPERTY	(247,880)	(222,680)	(105,487)
Ending Balance, Total Property	4,852,260
Additions during the period
ACCUMULATED DEPRECIATION	7,668	8,313	9,285
Retirement/dispositions
Accumulated Depreciation	(110,479)	(58,654)	(79,659)
Ending Balance, Accumulated Depreciation	1,332,556
Other improvements
Additions during the period
Total Property	103,035	80,462	71,666
Additions during the period
ACCUMULATED DEPRECIATION	191,875	178,636	165,367
Land held for development
Additions during the period
Total Property	2,021	2,579	0
Additions during the period
ACCUMULATED DEPRECIATION	0	282	278
Construction in progress
Additions during the period
Total Property	3,974	0	15,625
Retirement/dispositions
Ending Balance, Total Property	3,974
Additions during the period
ACCUMULATED DEPRECIATION	0	0	0
Retirement/dispositions
Ending Balance, Accumulated Depreciation	0
Investment in financing receivables, net
Additions during the period
Total Property	186,745	0	0
Additions during the period
ACCUMULATED DEPRECIATION	0	0	0
Financing lease right-of-use assets
Additions during the period
Total Property	11,909	19,667	0
Retirement/dispositions
Ending Balance, Total Property	31,576
Additions during the period
ACCUMULATED DEPRECIATION	0	$ 0	$ 0
Retirement/dispositions
Ending Balance, Accumulated Depreciation	$ 0