Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 24, 2017	Jun. 25, 2016
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 4,963	$ 3,598
Effective tax rate	10.40%	16.60%
Unrecognized tax benefits	$ 30,800
Unrecognized tax benefits, net decrease in unrecognized tax benefits	100
Unrecognized tax benefits, gross decrease due to lapse of the statute of limitations applicable to a prior year tax deduction	2,300
Unrecognized tax benefits, gross increase due to current year unrecognized tax benefits	2,200
Interest and penalties incurred during period	100	$ 0
Balance of accrued interest and penalties, net of tax	300
Decrease in unrecognized tax benefits is reasonably possible	$ 1,100