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Subsequent Events (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Feb. 22, 2022
Jan. 26, 2022
Jan. 03, 2022
Feb. 25, 2022
Mar. 31, 2022
Dec. 31, 2021
Dec. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Jul. 31, 2021
Subsequent Event [Line Items]                      
Quarterly common stock cash dividend (in dollars per share)           $ 0.12   $ 0.40 $ 0.28 $ 0.28  
Stock repurchase program, authorized amount                     $ 50,000
Shares repurchased during period (in shares)             2,052,429 2,052,429 175,000 0  
Common shares repurchased as part of the stock repurchase program             $ 49,900 $ 49,872 $ 2,226 $ 0  
Share repurchased, average price per share (in dollars per share)             $ 24.29   $ 12.69    
Proceeds from sale of available for sale securities               $ 2,174 $ 320,984 $ 680,466  
Forecast                      
Subsequent Event [Line Items]                      
Quarterly common stock cash dividend (in dollars per share)         $ 0.15            
Subsequent Event                      
Subsequent Event [Line Items]                      
Percentage increase in common stock cash dividend   25.00%                  
Stock repurchase program, authorized amount   $ 100,000                  
Shares repurchased during period (in shares)       853,584              
Common shares repurchased as part of the stock repurchase program       $ 23,500              
Share repurchased, average price per share (in dollars per share)       $ 27.55              
Subsequent Event | Mortgage | Total Past Due                      
Subsequent Event [Line Items]                      
Proceeds from sale of available for sale securities $ 22,300                    
Subsequent Event | Subordinated capital notes                      
Subsequent Event [Line Items]                      
Repayments of long-term debt     $ 17,300