Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022
Earnings Per Share [Abstract]
Net income	$ 106,292	$ 122,005	$ 175,821	$ 168,239	$ 228,297	$ 344,060
Basic:
Weighted average shares (in shares)	106,102		108,833		106,260	109,025
Diluted:
Weighted average shares (in shares)	106,102		108,833		106,260	109,025
Dilutive effect of potential common shares (in shares)	320		863		515	1,118
Diluted weighted average shares (in shares)	106,422		109,696		106,775	110,143
Net income per share:
Basic (in usd per share)	$ 1.00		$ 1.62		$ 2.15	$ 3.16
Diluted (in usd per share)	$ 1.00		$ 1.60		$ 2.14	$ 3.12