v2.4.0.8
Stock Repurchase Program - Additional Information (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 29, 2013
Jun. 30, 2012
Jun. 29, 2013
Jun. 30, 2012
Feb. 28, 2013
Equity [Abstract]          
Number of common shares authorized to be repurchased under new stock repurchase program         6.0
Stock repurchase program, number of shares repurchased 0.2 0.3 1.0 1.2  
Stock repurchase program, average price per share $ 19.85 $ 23.54 $ 19.79 $ 22.74  
Stock repurchase program, total value $ 4.4 $ 5.1 $ 19.8 $ 26.3