Shareholders' Equity, Noncontrolling Interests and Other Comprehensive Loss - Summary of Activity in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance	$ 2,116,350	$ 2,093,331	$ 2,048,553	$ 2,186,965
Other comprehensive income (loss) before reclassifications - swap agreements	1,045	952	24,528	82,444
Reclassification of realized interest on swap agreements	5,528	5,506	16,169	9,598
Other comprehensive income (loss)	6,573	6,458	40,697	(72,846)
Balance	2,141,511	2,052,100	2,141,511	2,052,100
AOCI Attributable to Parent
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance	(47,909)	(90,209)	(74,891)	(31,175)
Balance	(43,169)	(85,873)	(43,169)	(85,873)
AOCI Attributable to Noncontrolling Interest
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Other comprehensive income (loss)	$ 1,833	$ 2,122	$ 8,975	$ 18,148