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Gross number of share options (or share units) granted during the period.

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Stock-Based Compensation (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) ShareBasedCompensationPlan shares	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 USD ($)	May 29, 2019 shares	May 16, 2013 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock-based compensation plans \| ShareBasedCompensationPlan	2
Compensation cost \| $	$ 1,172	$ 899	$ 707
Total income tax (expense) benefit \| $	$ 246	$ 189	$ 148
Options exercised	11,089	52,358
Shares granted	0	0
Outstanding options	0	11,089
2009 Equity Compensation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available to be issued					272,727
Shares remaining available	76,330
Maximum [Member] \| 2019 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized				300,000
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting periods exercisable from date of grant	10 years
Shares cancelled, forfeited or expired		545
Stock Options [Member] \| 2009 Equity Compensation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized	36,363
Stock Options [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting periods	1 year
Stock Options [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting periods	3 years
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available to be issued	59,784	69,648
Shares vested	46,967	40,433
Shares cancelled, forfeited or expired	6,204	6,697
Unrecognized compensation cost \| $	$ 1,381	$ 1,475
Shares, Forfeited	6,204
Restricted Stock [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting periods	1 year
Restricted Stock [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting periods	3 years