CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Common stock	Additional paid-in capital	Accumulated earnings less dividends	Accumulated other comprehensive loss	Parent [Member]	Noncontrolling Interest [Member]
Beginning Balance (in shares) at Dec. 31, 2017		138,094,154
Beginning Balance at Dec. 31, 2017	$ 10,388,046	$ 1,381	$ 10,235,475	$ 188,609	$ (37,419)	$ 10,388,046	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss) Available to Common Stockholders, Basic	974,525			974,525		974,525
(Loss) gain on cash flow hedges	5,132				5,132	5,132
Cash flow hedge losses reclassified to earnings	6,143				6,143	6,143
Change in redemption value of redeemable noncontrolling interest	223			223		223
Dividends declared to common stockholders	(813,722)			(813,722)		(813,722)
Issuance of common stock, net of withholdings (in shares)		414,270
Issuance of common stock, net of withholdings	40,554	$ 4	39,408	1,142		40,554
Amortization of deferred compensation	31,705		31,705			31,705
Ending Balance (in shares) at Dec. 31, 2018		138,508,424
Ending Balance at Dec. 31, 2018	$ 10,632,606	$ 1,385	10,306,588	350,777	(26,144)	10,632,606	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared to common stockholders (in dollars per share)	$ 5.88
Net Income (Loss) Available to Common Stockholders, Basic	$ 785,974			785,974		785,974
(Loss) gain on cash flow hedges	(11,930)				(11,930)	(11,930)
Cash flow hedge losses reclassified to earnings	6,571				6,571	6,571
Change in redemption value of redeemable noncontrolling interest	(373)			(373)		(373)
Noncontrolling Interest, Period Increase (Decrease)	649						649
Dividends declared to common stockholders	(851,287)			(851,287)		(851,287)
Issuance of common stock, net of withholdings (in shares)		2,135,538
Issuance of common stock, net of withholdings	393,118	$ 21	395,275	(2,178)		393,118
Amortization of deferred compensation	34,870		34,870			34,870
Ending Balance (in shares) at Dec. 31, 2019		140,643,962
Ending Balance at Dec. 31, 2019	$ 10,990,198	$ 1,406	10,736,733	282,913	(31,503)	10,989,549	649
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared to common stockholders (in dollars per share)	$ 6.08
Net Income (Loss) Available to Common Stockholders, Basic	$ 827,630			827,630		827,630
(Loss) gain on cash flow hedges	(17,731)				(17,731)	(17,731)
Cash flow hedge losses reclassified to earnings	8,984				8,984	8,984
Change in redemption value of redeemable noncontrolling interest	210			210		210
Noncontrolling Interest, Period Increase (Decrease)	(58)						(58)
Dividends declared to common stockholders	(893,152)			(893,152)		(893,152)
Issuance of common stock, net of withholdings (in shares)		108,499
Issuance of common stock, net of withholdings	$ (10,997)	$ 1	(9,571)	(1,427)		(10,997)
Treasury Stock, Shares, Acquired	(1,225,790)	(1,225,790)
Stock Repurchased During Period, Value	$ (183,876)	$ 12	(93,712)	(90,152)		(183,876)
Amortization of deferred compensation	30,966		30,966			30,966
Ending Balance (in shares) at Dec. 31, 2020		139,526,671
Ending Balance at Dec. 31, 2020	$ 10,752,174	$ 1,395	$ 10,664,416	$ 126,022	$ (40,250)	$ 10,751,583	$ 591
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared to common stockholders (in dollars per share)	$ 6.36