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Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share      
Net Income (Loss) Attributable to Parent $ 133,055 $ 74,384 $ 92,739
Weighted average common shares outstanding (in shares) 34,436,000 26,954,000 26,045,000
Additional dilutive common stock equivalents (in shares) 60,000 35,000 114,000
Weighted average diluted common shares outstanding (in shares) 34,496,000 26,989,000 26,159,000
Basic earnings per common share (in dollars per share) $ 3.86 $ 2.76 $ 3.56
Diluted earnings per common share (in dollars per share) $ 3.86 $ 2.76 $ 3.55
Common stock equivalents excluded from earnings per share calculations due to anti-dilutive effect (in shares) 158,000 156,000 21,000
Convertible Debt Securities      
Debt Instrument, Interest Rate, Stated Percentage [Abstract]      
Convertible trust preferred securities, interest rate, stated percentage