Consolidated Statements of Earnings (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 24, 2023	Sep. 25, 2022	Sep. 24, 2023	Sep. 25, 2022
REVENUES
Revenues	$ 38,744	$ 37,497	$ 80,729	$ 77,217
COSTS AND EXPENSES
Cost of sales	24,187	21,898	48,871	44,565
Restaurant operating expenses	1,340	1,253	2,383	2,285
Depreciation and amortization	315	301	628	534
General and administrative expenses	3,229	3,372	7,287	6,961
Advertising fund expense	569	759	993	1,178
Total costs and expenses	29,640	27,583	60,162	55,523
Income from operations	9,104	9,914	20,567	21,694
Interest expense	(1,413)	(1,943)	(2,827)	(3,887)
Interest income	150	80	212	102
Other income, net	23	34	44	56
Income before provision for income taxes	7,864	8,085	17,996	17,965
Provision for income taxes	2,153	2,127	4,897	4,870
Net income	$ 5,711	$ 5,958	$ 13,099	$ 13,095
Weighted average shares used in computing income per share:
Basic (in shares)	4,080	4,083	4,080	4,098
Diluted (in shares)	4,092	4,083	4,090	4,098
Income per share:
Basic (in dollars per share)	$ 1.40	$ 1.46	$ 3.21	$ 3.20
Diluted (in dollars per share)	1.40	1.46	3.20	3.20
Dividends declared per share (in dollars per share)	$ 0.50	$ 0.45	$ 1.00	$ 0.90
Product [Member]
REVENUES
Revenues	$ 28,545	$ 27,301	$ 57,373	$ 54,195
License [Member]
REVENUES
Revenues	8,339	8,413	19,997	19,727
Franchise Fees and Royalties [Member]
REVENUES
Revenues	1,291	1,199	2,366	2,292
Advertising Fund Revenue [Member]
REVENUES
Revenues	$ 569	$ 584	$ 993	$ 1,003