Note 7 - Carousel Designs (Details Textual) - USD ($)	3 Months Ended
	Jun. 27, 2021	Jun. 28, 2020
Gross Profit, Total	$ 4,656,000	$ 5,023,000
Discontinued Operations, Disposed of by Means Other than Sale [Member] | Carousel Designs, LLC [Member] | Sale of Inventory Below Cost [Member]
Gross Profit, Total	(647,000)
Discontinued Operations, Disposed of by Means Other than Sale [Member] | Carousel Designs, LLC [Member] | Settlement With Supplier [Member]
Gross Profit, Total	(344,000)
Discontinued Operations, Disposed of by Means Other than Sale [Member] | Carousel Designs, LLC [Member] | Liquidation of Inventory [Member]
Gross Profit, Total	$ (265,000)