Stock-based Compensation (Summary of Status of Stock Option Plan) (Details) - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding at beginning of year, Weighted Average Exercise Price	$ 14.38	$ 14.38
Outstanding at end of period, Weighted Average Exercise Price		$ 14.38
2006 Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding at beginning of year	64,548	64,548
Granted
Exercised
Outstanding at end of period	64,548	64,548
Options exercisable at end of period	64,548	51,636
Outstanding at beginning of year, Weighted Average Exercise Price	$ 14.38	$ 14.38
Outstanding at end of period, Weighted Average Exercise Price	14.38	14.38
Options exercisable at end of period, Weighted Average Exercise Price	$ 14.38	$ 14.38
Options Outstanding at end of period, Remaining Contractual Life	4 years 9 months 18 days	5 years 9 months 18 days
Options Exercisable at end of period, Remaining Contractual Life	4 years 9 months 18 days	5 years 9 months 18 days
2012 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding at beginning of year	20,000	20,000
Outstanding at end of period	20,000	20,000
Options exercisable at end of period	20,000	15,998
Outstanding at beginning of year, Weighted Average Exercise Price	$ 14.38
Outstanding at end of period, Weighted Average Exercise Price	14.38	$ 14.38
Options exercisable at end of period, Weighted Average Exercise Price	$ 14.38	$ 14.38
Options Outstanding at end of period, Remaining Contractual Life	4 years 9 months 18 days	5 years 9 months 18 days
Options Exercisable at end of period, Remaining Contractual Life	4 years 9 months 18 days	5 years 9 months 18 days