Earnings per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Basic
Net income	$ 69,803	$ 66,904	$ 96,302	$ 136,707	$ 164,970
Less: dividends and undistributed earnings allocated to participating securities	(867)	(685)	(1,034)	(1,545)	(1,672)
Net income allocated to common stockholders	$ 68,936	$ 66,219	$ 95,268	$ 135,162	$ 163,298
Weighted average common shares outstanding (in shares)	93,765,264	93,499,695	93,635,392	93,633,213	93,582,563
Basic earnings per common share (in dollars per share)	$ 0.74	$ 0.71	$ 1.02	$ 1.44	$ 1.74
Diluted
Net income allocated to common stockholders	$ 68,936	$ 66,219	$ 95,268	$ 135,162	$ 163,298
Weighted average common shares outstanding (in shares)	93,765,264	93,499,695	93,635,392	93,633,213	93,582,563
Diluted effect of share-based compensation (in shares)	275,427	446,379	582,636	349,844	573,177
Weighted average diluted common shares (in shares)	94,040,691	93,946,074	94,218,028	93,983,057	94,155,740
Diluted earnings per common share (in dollars per share)	$ 0.73	$ 0.70	$ 1.01	$ 1.44	$ 1.73
Weighted-average shares of anti-dilutive RSUs excluded from diluted EPS computation	0	0	0	0	0