Intangible Assets (Amortization Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Finite-Lived Intangible Assets [Line Items]
Amortization of acquired intangible assets	$ 29,580	$ 2,948	$ 2,960
SiliconBlue Technologies Ltd. and Silicon Image, Inc
Finite-Lived Intangible Assets [Line Items]
Amortization of acquired intangible assets	28,849	2,948	2,960
Research and development | SiliconBlue Technologies Ltd. and Silicon Image, Inc
Finite-Lived Intangible Assets [Line Items]
Amortization of acquired intangible assets	$ 731	$ 0	$ 0