Fair Value Measurements - Assets Measured at Fair Value on Recurring Basis (Detail) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Thousands	Sep. 30, 2015	Apr. 03, 2015
Assets:
Cash equivalents	$ 2,003	$ 2,033
Foreign currency forward contracts	152
Total assets measured at fair value on a recurring basis	2,155	2,033
Level 1 [Member]
Assets:
Cash equivalents	2,003	2,033
Total assets measured at fair value on a recurring basis	2,003	$ 2,033
Level 2 [Member]
Assets:
Foreign currency forward contracts	152
Total assets measured at fair value on a recurring basis	$ 152