Supplemental Cash Flow Information - Summary of Supplemental (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Supplemental cash flow information:
Interest paid, net of capitalized interest	$ 209,843	$ 201,784	$ 275,690
Income taxes paid (refunded)	(786)	1,426	4,480
Capitalized interest	27,041	30,459	21,056
Accrued construction costs	95,293	126,006	88,826
Retained equity method investment from U.K. JV transaction	0	0	104,922
Derecognition of U.K. Bridge Loan receivable	0	0	147,474
Consolidation of net assets related to U.K. Bridge Loan	0	0	106,457
Vesting of restricted stock units and conversion of non-managing member units into common stock	4,746	5,614	537
Net noncash impact from the consolidation of previously unconsolidated joint ventures	369,223	17,850	68,293
Mortgages assumed with real estate acquisitions	251,280	172,565	8,457
Noncash or Part Noncash Acquisition, Other Liabilities Assumed	307,954	0	0
Conversion of DFLs to real estate	0	350,540	0
Retained investment in connection with SWF SH JV	0	427,328	0
Seller financing provided on disposition of real estate asset	$ 73,498	$ 44,812	$ 0

Conversion of Direct Finance Leases to Real Estate

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