Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Cumulative Effect, Period of Adoption, Adjusted Balance	Common Stock	Common Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Additional Paid-in Capital	Additional Paid-in Capital Cumulative Effect, Period of Adoption, Adjusted Balance	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment	Retained Earnings Cumulative Effect, Period of Adoption, Adjusted Balance	Accumulated Other Comprehensive Income	Accumulated Other Comprehensive Income Cumulative Effect, Period of Adoption, Adjusted Balance
Beginning balance (in shares) at Dec. 31, 2019				62,574,961
Beginning balance at Dec. 31, 2019	$ 1,782,485	$ (34)	$ 1,782,451	$ 626	$ 626	$ 1,348,733	$ 1,348,733	$ 433,126	$ (34)	$ 433,092	$ 0	$ 0
Stockholders' Equity [Roll Forward]
Net Income	367,582							367,582
Shares issued under stock-based compensation programs, net (in shares)				2,278,020
Shares issued under stock-based compensation programs, net	28,825			$ 23		28,802
Cash dividends declared	(89,008)							(89,008)
Stock-based compensation expense	30,062					30,062
Forfeiture of restricted stock (in shares)				(1,855)
Forfeiture of restricted stock	0
Ending balance (in shares) at Dec. 31, 2020				64,851,126
Ending balance at Dec. 31, 2020	2,119,912			$ 649		1,407,597		711,666			0
Stockholders' Equity [Roll Forward]
Net Income	573,657							573,657
Shares issued under stock-based compensation programs, net (in shares)				640,869
Shares issued under stock-based compensation programs, net	(16,216)			$ 6		(16,222)
Cash dividends declared	(117,842)							(117,842)
Stock dividends declared (in shares)				5,192,776
Stock dividend declared	(687)			$ 52		279,579		(280,318)
Stock-based compensation expense	38,322					38,322
Forfeiture of restricted stock (in shares)				(16,678)
Forfeiture of restricted stock	$ 0
Ending balance (in shares) at Dec. 31, 2021	70,668,093			70,668,093
Ending balance at Dec. 31, 2021	$ 2,597,146			$ 707		1,709,276		887,163			0
Stockholders' Equity [Roll Forward]
Net Income	562,139							562,139
Shares issued under stock-based compensation programs, net (in shares)				1,931,633
Shares issued under stock-based compensation programs, net	16,840			$ 19		16,821
Cash dividends declared	(142,417)							(142,417)
Stock-based compensation expense	58,076					58,076
Forfeiture of restricted stock (in shares)				(14,130)
Forfeiture of restricted stock	$ 0
Ending balance (in shares) at Dec. 31, 2022	72,585,596			72,585,596
Ending balance at Dec. 31, 2022	$ 3,091,784			$ 726		$ 1,784,173		$ 1,306,885			$ 0