Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016
Income Tax Disclosure [Abstract]
Income Tax Expense (Benefit)	$ 19,468	$ 11,470	$ 34,481	$ 30,039
Effective Income Tax Rate Reconciliation, Percent	10.00%	7.00%	9.00%	8.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			35.00%
Unrecognized Tax Benefits, Period Increase (Decrease)			$ 90,600
Unrecognized Tax Benefits	$ 121,000		121,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	13,700		13,700
Unrecognized Tax Benefits That Would Impact Additional Paid-in Capital	$ 85,500		$ 85,500