Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 26, 2016	Mar. 28, 2015
Income Taxes [Line Items]
Increase (decrease) in valuation allowance	$ 22,400
Net operating loss included in deferred tax assets	24,592	$ 57,878
Tax credit carryforward under with and without method	4,800
Undistributed earnings in foreign subsidiaries	25,500
Unrecognized deferred tax liability	8,400
Ending balance	18,796
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions	12,592
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions	6,204
Accrued interest and penalties	0
Interest and penalties incurred during period	0	$ 0
Federal [Member]
Income Taxes [Line Items]
Net operating loss carryforwards	17,300
Non-U.S [Member]
Income Taxes [Line Items]
Net operating loss carryforwards	94,300
State [Member]
Income Taxes [Line Items]
Net operating loss carryforwards	57,900
Research Tax Credit Carryforward [Member] | Federal [Member]
Income Taxes [Line Items]
Tax credit carryforward	9,900
Research Tax Credit Carryforward [Member] | State [Member]
Income Taxes [Line Items]
Tax credit carryforward	$ 14,600