Income Taxes - Reconciliation of Effective Tax Rate (Details)	12 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Apr. 02, 2016
Income Tax Disclosure [Abstract]
U.S. federal statutory income tax rate	31.50%	35.00%	35.00%
State income taxes, net of federal benefit	3.70%	(0.30%)	(0.50%)
Tax credits		4.20%	17.10%
Effective Income Tax Rate Reconciliation Tax Credits Rate Reduction	(4.50%)
Non-U.S. income taxed at different rates	(3.30%)	(0.90%)	14.30%
Changes in unrecognized tax benefits	4.50%	(0.30%)	(4.10%)
Change in valuation allowance	(111.20%)	(25.00%)	(51.80%)
Stock compensation	(3.30%)	(2.60%)	(10.20%)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount	0.00%	5.10%	0.00%
Effective Income Tax Rate Reconciliation, Acquiitions, Percent	0.00%	(5.90%)	0.00%
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent	22.50%	0.00%	0.00%
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent	9.00%	0.00%	0.00%
Other, net	(1.90%)	1.00%	0.30%
Effective tax rate	(53.00%)	0.10%	0.10%