Income Taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Apr. 02, 2016
Income Tax Disclosure [Abstract]
Effective income tax rate reconciliation, unrecognized tax benefits	$ 100	$ 0
Beginning unrecognized tax benefits balance	10,744	10,385	$ 9,654
Gross increases for tax positions of prior years	2,909	62	731
Gross decreases for tax positions of prior years	(397)	(242)	0
Gorss increases for tax positions for current year	1,060	539	0
Ending unrecognized tax benefits balance	$ 14,316	$ 10,744	$ 10,385