Consolidated Balance Sheets (Parenthetical) - $ / shares	Jan. 03, 2017	Dec. 29, 2015
Common stock subject to put options	0	296,828
Preferred stock, par value (USD per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (USD per share)	$ 0.01	$ 0.01
Common stock, shares authorized	180,000,000	180,000,000
Common stock, shares, issued	30,300,925	30,138,672
Common stock, shares, outstanding	27,877,054	27,714,801
Treasury Stock, Shares	2,423,871	2,423,871