CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Oct. 01, 2017	Oct. 02, 2016	Oct. 01, 2017	Oct. 02, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 18,680	$ 24,591	$ 35,394	$ 45,538
Other comprehensive income (loss), net of taxes:
Currency translation adjustments	1,228	(109)	2,631	(1,142)
Change in net unrealized loss on investments, net of tax	78	(489)	212	(33)
Total other comprehensive gain (loss)	1,306	(598)	2,843	(1,175)
Comprehensive income	$ 19,986	$ 23,993	$ 38,237	$ 44,363

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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