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Line of Credit and Borrowing Agreements (Details Narrative) - Wells Fargo Bank NA [Member] - USD ($)
$ in Thousands
Nov. 30, 2023
Dec. 26, 2018
Line of credit facility maximum borrowing capacity $ 7,500  
Line of credit facility interest rate description an interest rate equal to (a) the daily simple secured overnight financing rate plus 2.0%, or if unavailable, (b) the prime rate, in each case as determined by the bank. The line of credit has an unused commitment fee of 0.35% of the available loan amount, payable on a quarterly basis.  
Percentage of unused commitment fee 0.35%  
Master Collateral Loan and Security Agreement [Member]    
Secured debt   $ 15,000