CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
Statement of Financial Position (Parenthetical) [Abstract]
Preferred stock, $0.01 par value	$ 0.01	$ 0.01
Preferred stock, 25 shares authorized	25	25
Preferred stock, no shares issued	0	0
Preferred stock, no shares outstanding	0	0
Common stock, $0.01 par value	$ 0.01	$ 0.01
Common stock, 100,000 shares authorized	100,000	100,000
Common stock, 63,762 and 63,260 shares issued as of the years ended 2012 and 2011, respectively	63,762	63,260
Common stock, 63,762 and 63,260 shares outstanding as of the years ended 2012 and 2011, respectively	63,762	63,260