Consolidated Statements of Equity And Redeemable Noncontrolling Interest - USD ($) $ in Thousands	Total	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive loss	Treasury stock
Beginning balance at Dec. 31, 2020	$ 14,933
Redeemable noncontrolling interest
Net income	215
Adjustment of redeemable noncontrolling interest to redemption value	72
Ending balance at Mar. 31, 2021	15,220
Beginning balance at Dec. 31, 2020	2,058,095	$ 324,419	$ 113,267	$ 7,075,640	$ (121,076)	$ (5,334,155)
Total Equity
Net income	112,617			112,617
Other comprehensive income, net of tax	1,278				1,278
Total comprehensive income	113,895
Dividends declared	(36,469)			(36,469)
Company stock 401(k) contribution	5,304		(16,254)			21,558
Stock-based awards activity	(10,516)		(78,518)			68,002
Stock-based compensation	8,761		8,761
Adjustment of redeemable noncontrolling interest to redemption value	(72)			(72)
Other activity	340		340
Ending balance at Mar. 31, 2021	2,139,338	324,419	27,596	7,151,716	(119,798)	(5,244,595)
Beginning balance at Dec. 31, 2021	16,129
Redeemable noncontrolling interest
Net income	53
Adjustment of redeemable noncontrolling interest to redemption value	248
Ending balance at Mar. 31, 2022	16,430
Beginning balance at Dec. 31, 2021	2,519,906	324,419	27,941	7,459,380	(97,216)	(5,194,618)
Total Equity
Net income	134,234			134,234
Other comprehensive income, net of tax	(14,618)				(14,618)
Total comprehensive income	119,616
Dividends declared	(21,150)			(21,150)
Company stock 401(k) contribution	5,338		(1,322)	(11,275)		17,935
Stock-based awards activity	(15,452)		(9,517)	(81,146)		75,211
Stock-based compensation	10,495		10,495
Adjustment of redeemable noncontrolling interest to redemption value	(248)			(248)
Other activity	344		344
Ending balance at Mar. 31, 2022	$ 2,618,849	$ 324,419	$ 27,941	$ 7,479,795	$ (111,834)	$ (5,101,472)