Stockholder's Equity Public Offering (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jan. 03, 2016	Dec. 28, 2014	Dec. 29, 2013	Apr. 30, 2014
Class of Stock [Line Items]
Stock Issued During Period, Shares, New Issues		11,500,000
Shares Issued, Price Per Share				$ 6.20
Proceeds from public stock offering, net of expenses	$ 0	$ 67,327	$ 0
Public Offering [Member]
Class of Stock [Line Items]
Stock Issued During Period, Shares, New Issues		10,000,000
Over-Allotment Option [Member]
Class of Stock [Line Items]
Stock Issued During Period, Shares, New Issues		1,500,000