Income Taxes (Provision for Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 29, 2018	Dec. 30, 2017
Income Tax Disclosure [Abstract]
Income before income taxes	$ 32,314	$ 104,740	$ 84,539	$ 243,112
Provision for income taxes	$ 2,381	$ 70,961	$ 705	$ 93,121
Effective tax rate	7.40%	67.70%	0.80%	38.30%