Note C - Revenues - Significant Changes in Deferred Franchise Fees (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2024		Jun. 25, 2023
Franchise [Member]
Deferred franchise fees at beginning of period	$ 1,226		$ 1,608
New deferrals due to cash received and other	12		43
Revenue recognized during the period	(92)		(95)
Deferred franchise fees at end of period	1,146		1,556
License Royalties and Advertising Fund [Member]
Deferred franchise fees at beginning of period	1,375	[1]	1,406
Revenue recognized during the period	(652)		(609)
Deferred franchise fees at end of period	$ 723	[1]	$ 797

[1] Includes $473 of deferred license royalties and $250 of deferred advertising fund revenue as of June 30, 2024 and $875 of deferred license royalties and $500 of deferred advertising fund revenue as of March 31, 2024.