Note B - Summary of Significant Accounting Policies - Significant Changes in Deferred Franchise Fees (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 27, 2022	Mar. 28, 2021
Deferred franchise fees at beginning of period	$ 1,773	$ 1,917
New deferrals due to cash received and other	879	140
Revenue recognized during the period	(555)	(284)
Deferred franchise fees at end of period	$ 2,097	$ 1,773