Accumulated Other Comprehensive Income (Loss) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 29, 2014
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ 1,609
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	782
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(23)
Other Comprehensive Income (Loss), Net of Tax	759
Accumulated Other Comprehensive Income (Loss), Net of Tax	2,368
Cumulative translation adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated Other Comprehensive Income (Loss), Net of Tax	1,497
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	330
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	0
Other Comprehensive Income (Loss), Net of Tax	330
Accumulated Other Comprehensive Income (Loss), Net of Tax	1,827
Unrealized gain on available-for-sale investments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated Other Comprehensive Income (Loss), Net of Tax	194
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	452
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(21)
Other Comprehensive Income (Loss), Net of Tax	431
Accumulated Other Comprehensive Income (Loss), Net of Tax	625
Pension adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated Other Comprehensive Income (Loss), Net of Tax	(82)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(2)
Other Comprehensive Income (Loss), Net of Tax	(2)
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (84)