Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Earnings Per Share [Abstract]
Net income	$ 203,086	$ 252,417	$ 158,898
Weighted average common shares used to calculate basic net income per share	284,502	288,018	283,349
2015 Warrants	0	16,434	15,930
Stock-based compensation	6,754	7,850	7,496
Weighted average common shares used to calculate diluted net income per share	291,256	312,302	306,775
Net income per share - basic (in usd per share)	$ 0.71	$ 0.88	$ 0.56
Net income per share - diluted (in usd per share)	$ 0.70	$ 0.81	$ 0.52