Shareholders' Equity, Noncontrolling Interests and Other Comprehensive Loss - Summary of Activity in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance	$ 2,084,369	$ 2,011,560	$ 2,048,553	$ 2,186,965
Other comprehensive income (loss) before reclassifications - swap agreements	10,073	8,621	23,483	83,395
Reclassification of realized interest on swap agreements	5,324	3,115	10,641	4,092
Net current period other comprehensive income (loss)	(4,749)	(5,506)	34,124	(79,303)
Balance	2,116,350	2,093,331	2,116,350	2,093,331
AOCI Attributable to Parent
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance	(41,962)	(85,715)	(74,891)	(31,175)
Balance	(47,909)	(90,209)	(47,909)	(90,209)
AOCI Attributable to Noncontrolling Interest
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Net current period other comprehensive income (loss)	$ 1,198	$ 1,012	$ 7,142	$ 20,269