Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Related Party Transaction (Details Textual)

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Note 7 - Related Party Transaction (Details Textual) - JST Capital LLC [Member] - Carousel Facilities [Member] - USD ($)
 3 Months Ended 6 Months Ended
Oct. 01, 2017
Oct. 01, 2017
Operating Leases, Rent Expense, Net $ 15,000 $ 15,000
Cost of Sales [Member]    
Operating Leases, Rent Expense, Net 13,000 13,000
Selling, General and Administrative Expenses [Member]    
Operating Leases, Rent Expense, Net $ 2,000 $ 2,000