Income Taxes (Details 4) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2018	Apr. 01, 2017
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance as of beginning of fiscal year	$ 30,437	$ 33,999
Increases in tax positions for prior years	90,716	0
Decreases in tax positions for prior years	(1,063)	(10,078)
Increases in tax positions for current year	5,158	6,556
Settlements	0	0
Lapse in statute of limitations	(100)	(40)
Balance as of end of fiscal year	$ 125,148	$ 30,437