Share-Based Compensation Arrangements (Performance Share Units Activity) (Details) - Performance Share Units [Member]	12 Months Ended
	Dec. 31, 2023 $ / shares shares
Number of Shares:
Beginning of period | shares	144,938
Granted | shares	47,520
Vested | shares	(48,010)
Forfeited | shares	(47,176)	[1]
End of period | shares	97,272
Weighted Average Grant Date Fair Value (in dollars per share):
Beginning of period | $ / shares	$ 45.41
Granted | $ / shares	47.35
Vested | $ / shares	37.37
Forfeited | $ / shares	45.25	[1]
End of period | $ / shares	$ 50.40

[1] The number of forfeited shares also includes adjustments made to performance measure estimates on outstanding awards that have not yet vested.