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Warranties (Activity for Estimated Warranty Liability) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Dec. 29, 2018
Dec. 30, 2017
Dec. 29, 2018
Dec. 30, 2017
Product Warranties Disclosures [Abstract]        
Product Warranty Accrual, Additions from Business Acquisition $ 0 $ 0 $ 0 $ 838
Accrual for estimated warranties        
Balance at beginning of period 16,905 16,470 16,638 15,479
Charged to costs and expenses 10,665 5,907 23,607 18,529
Payments and deductions (10,028) (6,337) (22,703) (18,806)
Balance at end of period $ 17,542 $ 16,040 $ 17,542 $ 16,040