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Restructuring Costs (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Sep. 25, 2021
Sep. 26, 2020
Jun. 27, 2020
Sep. 25, 2021
Sep. 26, 2020
Restructuring Cost and Reserve [Line Items]          
Restructuring costs $ 0 $ 0   $ 0 $ 352
MEMS Restructuring          
Restructuring Cost and Reserve [Line Items]          
Restructuring costs     $ 400