Earnings per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Basic
Net income	$ 73,363	$ 69,803	$ 90,088	$ 210,070	$ 255,058
Less: dividends and undistributed earnings allocated to participating securities	(917)	(867)	(937)	(2,467)	(2,641)
Net income allocated to common stockholders	$ 72,446	$ 68,936	$ 89,151	$ 207,603	$ 252,417
Weighted average common shares outstanding (in shares)	93,793,502	93,765,264	93,549,639	93,687,230	93,571,468
Basic earnings per common share (in dollars per share)	$ 0.77	$ 0.74	$ 0.95	$ 2.22	$ 2.70
Diluted
Net income allocated to common stockholders	$ 72,446	$ 68,936	$ 89,151	$ 207,603	$ 252,417
Weighted average common shares outstanding (in shares)	93,793,502	93,765,264	93,549,639	93,687,230	93,571,468
Dilutive effect of share-based compensation (in shares)	327,135	275,427	511,085	367,886	518,939
Weighted average diluted common shares (in shares)	94,120,637	94,040,691	94,060,724	94,055,116	94,090,407
Diluted earnings per common share (in dollars per share)	$ 0.77	$ 0.73	$ 0.95	$ 2.21	$ 2.68
Weighted-average shares of anti-dilutive RSUs excluded from diluted EPS computation	0	0	0	0	0