Stock Repurchase Programs - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 29, 2013	Mar. 30, 2012
Equity, Class of Treasury Stock [Line Items]
Number of stock repurchase programs authorized by the Board of Directors	2
Repurchase of outstanding common stock	$ 27.0	$ 1.8
Other Stock Repurchases
Equity, Class of Treasury Stock [Line Items]
Purchase of treasury stock, shares	0.6
Repurchase of outstanding common stock	1.3
$600 Million Repurchase Plan
Equity, Class of Treasury Stock [Line Items]
Cumulative Repurchase of common stock - shares	68.1
Authorization to repurchase outstanding common stock	600
Cumulative Repurchase of outstanding common stock	401.2
Purchase of treasury stock, shares	11.5
Stock available to be purchased under stock repurchase program	198.8
Repurchase of outstanding common stock	$ 25.7