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Debt (Details Narrative)
 1 Months Ended 3 Months Ended 12 Months Ended
Mar. 31, 2023
USD ($)
Integer
Dec. 31, 2021
USD ($)
Nov. 01, 2021
USD ($)
Jan. 01, 2019
USD ($)
$ / shares
shares
Aug. 31, 2022
Sep. 30, 2021
USD ($)
Mar. 31, 2023
USD ($)
Integer
Mar. 31, 2022
USD ($)
Dec. 31, 2022
USD ($)
Debt Instrument [Line Items]                  
Debt Instrument, covenant, tangible net worth   $ 4,000,000              
Line of credit $ 4,284,000           $ 4,284,000   $ 2,878,000
Interest expense, related party             142,000 $ 96,000  
John H. Schwan [Member]                  
Debt Instrument [Line Items]                  
Debt conversion, amount       $ 600,000          
Loan decreased, amount       $ 1,000,000          
John H. Schwan [Member] | Common Stock [Member]                  
Debt Instrument [Line Items]                  
Debt conversion, shares | shares       181,000          
Share Price (in dollars per share) | $ / shares       $ 3.32          
John H. Schwan [Member] | Related Party [Member]                  
Debt Instrument [Line Items]                  
Notes payable - related party 1,300,000     $ 1,600,000     1,300,000   1,300,000
Interest expense, related party             18,000 16,000  
Alex Feng [Member]                  
Debt Instrument [Line Items]                  
Note payable                 $ 200,000
Interest rate                 3.00%
Loan description                 In accordance with the subordination agreement, payments may be made beginning April 2022 subject to availability under the revolving line of credit, and the maturity date for this loan is March 2024. Along with certain deposits received during 2022, this note was converted into common stock during February 2023
Maximum [Member]                  
Debt Instrument [Line Items]                  
Capital expenditures amount           $ 1,000,000      
Line Financial Agreement [Member]                  
Debt Instrument [Line Items]                  
Periodic payment     $ 15,000            
Term Loan [Member]                  
Debt Instrument [Line Items]                  
Loan amount 500,000           500,000    
Loan and interest payable 600,000           600,000    
Deferred financing costs 100,000           100,000    
Promissory Note [Member] | John H. Schwan [Member]                  
Debt Instrument [Line Items]                  
Loan and interest payable $ 1,300,000           1,300,000   $ 1,300,000
Promissory Note [Member] | John H. Schwan [Member] | Related Party [Member]                  
Debt Instrument [Line Items]                  
Interest expense, related party             $ 18,000 $ 17,000  
PNC Agreements [Member] | PNC [Member] | Term Loan [Member]                  
Debt Instrument [Line Items]                  
Debt face amount           $ 6,000,000      
Line Financial Agreement [Member]                  
Debt Instrument [Line Items]                  
Monthly installments | Integer 48           48    
Debt instrument collateral monitoring fee percent         2.77% 4.62%      
Debt instrument fee amount percent           1.25%      
Debt term           1 year      
Debt instrument renewal fee percent           1.25%      
Line Financial Agreement [Member] | Prime Rate [Member]                  
Debt Instrument [Line Items]                  
Debt instrument reference rate 8.00%           8.00%    
Debt percentage per annum 1.95%                
Line Financial Agreement [Member] | Line Financial [Member] | Term Loan [Member]                  
Debt Instrument [Line Items]                  
Debt face amount           $ 700,000