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Share-Based Compensation (Narrative) (Details) $ in Millions				3 Months Ended		12 Months Ended
	May 24, 2023 USD ($) shares	Mar. 09, 2023 USD ($) shares	Feb. 28, 2023 USD ($) people shares	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2023 USD ($) shares	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares) \| shares						608,000
Number of shares available for grant (in shares) \| shares						525,239
Share-based payment expense adjustment				$ 0.3	$ 0.5	$ 0.4
Tax benefit, share-based compensation						0.5	$ 0.5	$ 0.5
Deferred tax benefit, share-based compensation						0.1	$ 0.2	$ 0.4
Unrecognized share-based compensation expense						$ 2.2
Unrecognized share-based compensation expense recognition period						1 year 6 months
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of people granted awards \| people			3
Number of RSUs, granted (in shares) \| shares	13,923	14,338	43,243			72,000	82,000	80,000
Percentage of performance based units on total units approved			50.00%
Grant date fair value	$ 0.5	$ 0.6	$ 1.9
Award vesting rights (percentage)			50.00%
Award vesting period		3 years	3 years
Fair value of RSU's vested						$ 2.7
Restricted Stock Units (RSUs) \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of performance based units on total units approved		50.00%
Award vesting rights (percentage)		25.00%
Restricted Stock Units (RSUs) \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of performance based units on total units approved		75.00%
Award vesting rights (percentage)		50.00%