Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Oct. 03, 2015	Jan. 03, 2015
Statement of Financial Position [Abstract]
Preferred stock, par value per share (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value per share (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	300,000,000	300,000,000
Common stock, shares issued	117,951,000	117,288,000
Common stock, shares outstanding	117,951,000	117,288,000
Accumulated depreciation	$ 163,982	$ 154,078