Goodwill and Intangible Assets (Composition of Other Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 25, 2023	Mar. 26, 2022
Composition of other intangible assets
Gross carrying amount	$ 56,325	$ 66,422
Accumulated amortization	39,763	39,740
Customer Lists [Member]
Composition of other intangible assets
Gross carrying amount	31,043	38,090
Accumulated amortization	$ 23,967	24,406
Estimated weighted average useful lives, in years	10 years
Trade Names [Member]
Composition of other intangible assets
Gross carrying amount	$ 16,432	19,482
Accumulated amortization	$ 11,139	11,436
Estimated weighted average useful lives, in years	15 years
Franchise Agreements and Reacquired Rights [Member]
Composition of other intangible assets
Gross carrying amount	$ 8,800	8,800
Accumulated amortization	$ 4,607	3,848
Estimated weighted average useful lives, in years	12 years
Other Intangible Assets [Member]
Composition of other intangible assets
Gross carrying amount	$ 50	50
Accumulated amortization	$ 50	$ 50