Stock-Based Compensation (Details 3) In Thousands, unless otherwise specified	9 Months Ended
	Oct. 03, 2014
Employee Stock Option [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
Options,Outstanding as of January 3, 2014	3,299
Options, Granted, Shares	614
Options, Exercised, Shares	(593)
Options, Forfeited or expired, Shares	(93)
Options,Outstanding as of October 3, 2014	3,227
Options,Exercisable as of October 3, 2014	2,098
Restricted Stock [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
Options,Outstanding as of January 3, 2014	341
Options, Granted, Shares	65
Options, Exercised, Shares	(140)
Options, Forfeited or expired, Shares	(19)
Options,Outstanding as of October 3, 2014	247
Restricted Stock Units (RSUs) [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
Options,Outstanding as of January 3, 2014	135
Options, Granted, Shares	304
Options, Exercised, Shares	(135)
Options, Forfeited or expired, Shares	(15)
Options,Outstanding as of October 3, 2014	289