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Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Earnings Per Share [Abstract]        
Anti-dilutive shares of nonvested restricted stock that were excluded from the calculation of diluted earnings per share (in shares)     33,070 26,618
Earnings per share numerator:        
Net income attributable to common shareholders before allocation of earnings to participating securities $ 63,226 $ 52,038 $ 189,016 $ 173,702
Earnings allocated to participating securities 207 129 575 412
Net income attributable to common shareholders after allocation of earnings to participating securities $ 63,019 $ 51,909 $ 188,441 $ 173,290
Earnings per share denominator:        
Weighted-average number of shares of common stock outstanding - basic (in shares) 9,965,000 10,821,000 10,130,000 10,875,000
Weighted-average number of shares of common stock outstanding - diluted (in shares) 9,965,000 10,821,000 10,130,000 10,875,000
Earnings per share - basic (in dollars per share) $ 6.32 $ 4.80 $ 18.60 $ 15.94
Earnings per share - diluted (in dollars per share) $ 6.32 $ 4.80 $ 18.60 $ 15.94