Stock-Based Compensation Plans (Information Regarding Stock Options) (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding (in shares)	114,943
Exercisable (in shares)	114,943	0	0
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Vested In Period, Grant Date Fair Value	$ 2.0
Outstanding  (in dollars per share)			$ 48.63
Granted (in shares)	0	0	0
Canceled (in shares)	0	0	0
Vested (in shares)	0	0	0
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
General vesting period (years)	3 years
General expiration period, from date of grant or time of termination (years)	10 years
Recognition of unearned compensation, (years)	3 years
Weighted Average Remaining Contractual Life	4 years 3 months 18 days	5 years 3 months 18 days	6 years 3 months 18 days