Income Taxes (Significant Components of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Mar. 26, 2022	Mar. 27, 2021
Deferred tax assets:
Accrued expenses and allowances	$ 6,517	$ 4,354
Net operating loss carryforwards	1,713	1,781
Research and development tax credit carryforwards	15,230	12,753
Stock-based compensation	18,952	10,995
Lease liabilities	26,653	17,672
Capitalized research and development	6,372	0
Other	651	0
Total deferred tax assets	76,088	47,555
Valuation allowance for deferred tax assets	(13,088)	(12,782)
Net deferred tax assets	63,000	34,773
Deferred tax liabilities:
Depreciation and amortization	3,574	4,059
Right of use asset	25,744	16,987
Acquisition intangibles	32,315	3,100
Other	0	650
Total deferred tax liabilities	61,633	24,796
Total net deferred tax assets	$ 1,367	$ 9,977