Share-Based Compensation Arrangements (Performance Share Unit Awards Outstanding) (Details) - Performance Share Units [Member]	12 Months Ended
	Dec. 31, 2023 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance share awards, shares vesting	97,272
2023 Grant
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance share awards granted, grant date fair value | $ / shares	$ 47.35
Performance share awards, shares vesting percentages	110.00%
Performance share awards, shares vesting	47,520
2022 Grant
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance share awards granted, grant date fair value | $ / shares	$ 59.31
Performance share awards, shares vesting percentages	100.00%
Performance share awards, shares vesting	27,100
2021 Grant
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance share awards granted, grant date fair value | $ / shares	$ 46.15
Performance share awards, shares vesting percentages	70.00%
Performance share awards, shares vesting	22,652