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Stock-Based Compensation (Narrative) (Details) - USD ($)					6 Months Ended
	Jan. 02, 2022	Jan. 02, 2021	Jan. 02, 2020	Jan. 02, 2019	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021	May 15, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, shares authorized					10,000,000		10,000,000
The 2018 Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized								250,000
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized stock based compensation expense					$ 0
Restricted Stock [Member] | The 2018 Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted				24,500
Shares forfeited					0	0
Vested period					3 years
Shares issued					0
Stock based compensation expense					$ 53,000	$ 27,000
Unrecognized stock based compensation expense	$ 0
Year One [Member] | Restricted Stock [Member] | The 2018 Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of shares vested			33.30%
Year Two [Member] | The 2018 Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of shares vested		33.30%
Year Three [Member] | The 2018 Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of shares vested	33.30%

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.

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