Segment Information (Schedule of Segment Revenue from Product Lines) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 26, 2020	Dec. 28, 2019	Dec. 26, 2020	Dec. 28, 2019
Segment Reporting Information [Line Items]
Net sales	$ 485,795	$ 374,668	$ 1,075,693	$ 1,001,833
Portable Products
Segment Reporting Information [Line Items]
Net sales	450,305	344,870	973,877	897,187
Non-Portable and Other Products
Segment Reporting Information [Line Items]
Net sales	$ 35,490	$ 29,798	$ 101,816	$ 104,646