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Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Jun. 25, 2021	Mar. 26, 2021
Payables and Accruals [Abstract]
Accrued management incentives	$ 8,013	$ 21,538
Accrued salaries and wages	22,282	15,060
Base acquisition purchase price due	14,588	14,588
Deposits on AMTC Facility	14,162	14,531
Accrued vacation	5,969	5,739
Accrued severance	710	572
Accrued professional fees	2,293	2,029
Accrued income taxes	3,711	514
Accrued utilities	708	623
Other current liabilities	4,335	3,738
Total	$ 76,771	$ 78,932

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