Annual report pursuant to Section 13 and 15(d)

Share repurchase program (Details)

v3.8.0.1
Share repurchase program (Details) - USD ($)
shares in Thousands
 1 Months Ended 3 Months Ended 12 Months Ended
May 31, 2016
Apr. 30, 2016
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Mar. 09, 2017
Mar. 10, 2016
Share repurchase program              
Common stock repurchased and retired     $ 367,581,000 $ 344,275,000 $ 167,396,000    
Shares repurchased and retired (in shares)     1,504   1,034    
2016 Share Repurchase Program              
Share repurchase program              
Authorized amount of share repurchase program             $ 425,000,000
Remaining authorized amount from earlier share repurchase program           $ 79,863,000  
Accelerated Share Repurchase Agreement (ASR)              
Share repurchase program              
Authorized amount of share repurchase program             200,000,000
Common stock repurchased and retired   $ 200,000,000          
Shares repurchased and retired (in shares) 153 852          
Percentage of initial shares received to the total shares expected to be received   80.00%          
Earlier Share Repurchase Program              
Share repurchase program              
Remaining authorized amount from earlier share repurchase program             $ 172,386,000
2017 Share Repurchase Program              
Share repurchase program              
Authorized amount of share repurchase program           $ 425,000,000  
Share repurchase programs, excluding Accelerated Share Repurchase              
Share repurchase program              
Common stock repurchased and retired       $ 144,275,000      
Shares repurchased and retired (in shares)       634