Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Dec. 26, 2020	Sep. 26, 2020	Dec. 28, 2019	Dec. 26, 2020	Dec. 28, 2019
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 16,281		$ 5,996	$ 25,263	$ 19,577
Effective tax rate	12.50%		8.00%	11.60%	11.60%
Unrecognized tax benefits	$ 32,900			$ 32,900
Unrecognized tax benefits that would impact effective tax rate	32,900			32,900
Gross decrease to prior year unrecognized tax benefits		$ 3,300
Balance of accrued interest and penalties, net of tax	$ 3,900			$ 3,900