Note L - Leases (Details Textual) - USD ($) $ in Thousands		12 Months Ended
		Mar. 29, 2020	Dec. 01, 2019	Apr. 01, 2019	Mar. 31, 2019
Operating Lease, Cost		$ 1,238
Operating Lease, Right-of-Use Asset		9,181		$ 7,804
Operating Lease, Liability, Current		1,583		1,162
Operating Lease, Liability, Noncurrent		8,532		$ 7,371
Operating Lease, Liability, Total	[1]	10,115
NEW YORK
Lessee, Operating Lease, Renewal Term (Year)			8 years
Operating Lease, Right-of-Use Asset			$ 1,911
Operating Lease, Liability, Total			$ 1,911
Restaurant Operating Expense [Member]
Operating Lease, Cost		2,137
General and Administrative Expense [Member]
Operating Lease, Cost		635
Other Income [Member]
Operating Lease, Cost		85
Other Assets [Member]
Deferred Rent Receivables, Net, Noncurrent, Total		$ 32

[1] The present value of minimum operating lease payments of $1,583 and $8,532 are included in "Current portion of operating lease liabilities" and "Long-term operating lease liabilities," respectively.