Goodwill and Intangible Assets (Composition of Other Intangible Assets) (Details) - USD ($) $ in Thousands	Mar. 28, 2026	Mar. 29, 2025
Composition of other intangible assets
Gross carrying amount	$ 56,325	$ 56,325
Accumulated amortization	48,602	45,935
Customer Lists [Member]
Composition of other intangible assets
Gross carrying amount	31,043	31,043
Accumulated amortization	$ 28,393	27,114
Estimated weighted average useful lives, in years	10 years
Trade Names [Member]
Composition of other intangible assets
Gross carrying amount	$ 16,432	16,432
Accumulated amortization	$ 13,277	12,648
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	$ 6,882	6,123
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