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Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Sep. 24, 2021	Mar. 26, 2021
Payables and Accruals [Abstract]
Accrued management incentives	$ 16,167	$ 21,538
Accrued salaries and wages	16,838	15,060
Base acquisition purchase price due	2,000	14,588
Deposits on AMTC Facility	0	14,531
Accrued vacation	6,056	5,739
Accrued severance	497	572
Accrued professional fees	3,472	2,029
Accrued income taxes	1,487	514
Accrued utilities	622	623
Other current liabilities	4,910	3,738
Total	$ 52,049	$ 78,932

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