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Stock Compensation Plan (Details Narrative) - USD ($)				12 Months Ended
	Aug. 01, 2021	Aug. 01, 2020	Aug. 01, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	May 20, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation award vesting rights				four years
Share-based payment arrangement, noncash expense				$ 323,000	$ 304,000	$ 286,000
Share-based payment arrangement, expense, tax benefit				$ 113,000	105,000	71,000
Share-based compensation arrangement , purchase price of common stock, percent				100.00%
Unrecognized compensation				$ 342,000
Outstanding nonvested restricted shares				93,840
Vested in period, fair value				$ 229,000	$ 202,000	$ 150,000
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation				$ 237,000
Outstanding nonvested restricted shares				17,379
2015 Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, capital shares reserved for future issuance							351,775
Stock issued during period, shares,committee awarded	3,024	19,128	3,954
Options to acquire shares	51,091
Share price	$ 26.43	$ 18.69	$ 20.25
2015 Stock Incentive Plan [Member] | Common Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options to acquire shares			74,557

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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