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Share-Based Payment Arrangements (Narrative) (Details) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2019
Long Term Incentive Plan 2015 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, number of shares authorized	200,000		200,000
Share-based compensation arrangement by share-based payment award, restricted stock options to purchase number of shares			94,547
Stock Options, Outstanding	0		0
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Options, Outstanding	0	0	0	0
Stock options, Granted	0	0	0	0
Stock Options, Exercised	0	0	0	0
Stock Options, Forfeited or Expired	0	0	0	0
Unrecognized compensation cost related to non-vested share-based compensation arrangements	$ 0		$ 0
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to non-vested share-based compensation arrangements	1,400,000		1,400,000
Allocated share-based compensation expense (benefit)	42,000	$ 374,000	139,000	$ 436,000
Income tax benefit (expense) of share-based payments recognized in income	9,000	$ 79,000	29,000	$ 92,000
Employee Service Share-based Compensation Nonvested Awards, Total Compensation Cost Expected to Recognized			600,000
Remainder of 2023	200,000		200,000
2024	200,000		200,000
2025	100,000		100,000
2026	$ 100,000		$ 100,000
Restricted Stock Units (RSUs) [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of restricted stock units granted as result of meeting growth rates	50.00%		50.00%
Restricted Stock Units (RSUs) [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of restricted stock units granted as result of meeting growth rates	150.00%		150.00%
Restricted Stock Units (RSUs) [Member] \| Long Term Incentive Plan 2015 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Other than options, grant date fair value					$ 36.20	$ 42.10	$ 181.00
Restricted Stock Units (RSUs) [Member] \| Long Term Incentive Plan 2015 [Member] \| Third Anniversary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting rights, percentage			50.00%
Restricted Stock Units (RSUs) [Member] \| Long Term Incentive Plan 2015 [Member] \| Fourth Anniversary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting rights, percentage			80.00%
Restricted Stock Units (RSUs) [Member] \| Long Term Incentive Plan 2015 [Member] \| Fifth Anniversary [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting rights, percentage			100.00%