Annual report pursuant to Section 13 and 15(d)

Note 2 - Summary of Significant Accounting Policies (Details Textual)

v3.22.1
Note 2 - Summary of Significant Accounting Policies (Details Textual)
 12 Months Ended
Apr. 03, 2022
USD ($)
Mar. 28, 2021
USD ($)
Number of Operating Segments 1  
Accounts Receivable, after Allowance for Credit Loss, Current, Total $ 23,200,000 $ 19,300,000
Accounts Receivable, Allowance for Credit Loss, Current 945,000 723,000
Other Accrued Liabilities, Current 94,000 215,000
Cost of Goods and Services Sold, Total 64,052,000 55,067,000
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions 59,000 88,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total 50,000 56,000
Advertising Expense 408,000 1,300,000
Royalty [Member]    
Cost of Goods and Services Sold, Total $ 6,000,000.0 5,700,000
Minimum [Member]    
Property, Plant and Equipment, Useful Life (Year) 3 years  
Finite-Lived Intangible Asset, Useful Life (Year) 5 years  
Maximum [Member]    
Property, Plant and Equipment, Useful Life (Year) 8 years  
Finite-Lived Intangible Asset, Useful Life (Year) 20 years  
Other Accrued Liabilities [Member] | Up-front Payment Arrangement [Member]    
Contract with Customer, Liability, Current $ 35,000 85,000
Other Accrued Liabilities [Member] | Customer Returns [Member]    
Contract with Customer, Liability, Current   14,000
Other Accrued Liabilities [Member] | Unredeemed Store Credits and Gift Certificates [Member]    
Contract with Customer, Liability, Current   6,000
Receivable Due from Factor [Member]    
Accounts Receivable, after Allowance for Credit Loss, Current, Total 21,100,000 18,600,000
Negative Balance Outstanding Under Revolving Line of Credit [Member]    
Accounts Receivable, after Allowance for Credit Loss, Current, Total 1,500,000 602,000
Receivable from Factor, and Negative Balance on Revolving Line of Credit [Member]    
Accounts Receivable, after Allowance for Credit Loss, Current, Total $ 22,600,000 $ 19,200,000