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		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Compensation expense [Abstract]
Recognized compensation expense	$ 1,229	$ 1,116	$ 3,714	$ 4,511
Performance Awards and Units [Member]
Compensation expense [Abstract]
Recognized compensation expense	381	311	916	517
Time-Vested Awards and Units [Member]
Compensation expense [Abstract]
Recognized compensation expense	$ 848	$ 805	$ 2,798	$ 3,994