v3.22.2.2
Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Sep. 30, 2022
Sep. 30, 2021
Earnings Per Share [Abstract]                
Net income $ 90,390 $ 123,376 $ 78,686 $ 100,550 $ 118,134 $ 99,658 $ 292,452 $ 318,342
Basic weighted average shares outstanding 23,272,811     24,508,134     23,552,211 24,766,260
Stock-based compensation units 215,514     316,186     252,875 263,901
Diluted weighted average shares outstanding 23,488,325     24,824,320     23,805,086 25,030,161
Basic earnings per share (in dollars per share) $ 3.88     $ 4.10     $ 12.42 $ 12.85
Diluted earnings per share (in dollars per share) $ 3.85     $ 4.05     $ 12.29 $ 12.72
Antidilutive non-vested restricted stock units excluded from calculation of diluted earnings per share 2,396     553     10,797 3,629