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Stock and Incentive Compensation - Compensation Expense for Awards and Units Under Stock Plan (Details) - Stock and Incentive Compensation Plan [Member] - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Compensation expense [Abstract]    
Recognized compensation expense $ 1,245 $ 2,181
Performance Awards and Units [Member]    
Compensation expense [Abstract]    
Recognized compensation expense 129 (118)
Time-Vested Awards and Units [Member]    
Compensation expense [Abstract]    
Recognized compensation expense $ 1,116 $ 2,299