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Stock-Based Compensation (Narrative) (Details) - USD ($)
3 Months Ended
Jan. 02, 2020
Jan. 02, 2019
Mar. 31, 2022
Mar. 31, 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]            
Shares granted   24,500        
Shares forfeited     0      
Vested period     3 years      
Shares issued     0      
Stock based compensation expense     $ 0 $ 27,000    
Year One [Member] | Restricted Stock [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percentage of shares vested 33.30%