Consolidated Statements of Comprehensive Income (unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 28, 2015		Mar. 29, 2014
Net income	$ 19,995		$ 25,389
Other comprehensive income (loss):
Pension liability adjustments, net (net of tax of ($31) and $94, respectively)	74	[1]	(44)
Reclassification adjustments to expense, (net of tax of ($249) and $0, respectively)	986	[1]
Unrealized gain on investments	1,956		1,308
Foreign currency translation adjustments	(13,974)		(7,161)
Comprehensive income	$ 9,037		$ 19,492

[1] Balances are net of tax of $12,397 and $12,857 for 2015 and 2014, respectively.