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Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Allowance for credit losses (in US dollars) $ 23,534 $ 18,031
Preferred stock, par value (in US dollars per share) $ 0.10 $ 0.10
Preferred stock, shares authorized 1,000,000 1,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value (in US dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 200,000,000 200,000,000
Common stock, shares, issued 60,737,006 60,571,140
Treasury stock, shares 7,437,268 5,815,240