XML 30 R28.htm IDEA: XBRL DOCUMENT v2.4.0.8
Stock Repurchase Program and Dividend - Additional Information (Detail) (USD $)
1 Months Ended 3 Months Ended 9 Months Ended
Mar. 31, 2013
Nov. 03, 2013
Oct. 28, 2012
Nov. 03, 2013
Oct. 28, 2012
Stock Repurchase Program and Dividend [Line Items]          
Authorized amount for repurchase $ 750,000,000        
Stock Repurchase Program Period 3 years        
Common stock repurchased, shares   1,527,327 748,807 3,942,152 3,278,078
Common stock repurchased, average cost per share   $ 55.89 $ 41.69 $ 54.89 $ 37.92
Common stock repurchased, total cost   $ 85,363,000 $ 31,217,000 $ 216,369,000 $ 124,293,000
Cash dividend, per common share   $ 0.31 $ 0.22 $ 0.93 $ 0.66