XML 96 R82.htm IDEA: XBRL DOCUMENT v3.6.0.2
EARNINGS PER SHARE - Restricted Stock Awards and Share Repurchases (Detail)
$ / shares in Units, $ in Thousands, shares in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Feb. 28, 2017
USD ($)
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
shareholder
$ / shares
shares
Mar. 31, 2014
USD ($)
stockholder
$ / shares
shares
Dec. 31, 2016
USD ($)
$ / shares
shares
Dec. 31, 2015
USD ($)
$ / shares
shares
Dec. 31, 2014
USD ($)
$ / shares
shares
Repurchases of common stock              
Repurchase and retirement of common stock         $ 12,893 $ 50,261 $ 37,593
Restricted shares              
Repurchases of common stock              
Repurchased and retired shares | shares         0.2 0.2 0.1
Weighted average market price of shares repurchased and retired (in dollars per share) | $ / shares         $ 22.74 $ 20.11 $ 15.53
Common shares              
Repurchases of common stock              
Repurchased and retired shares | shares     3.0 2.5      
Number of stockholders participating in a share repurchase and retirement transaction     1 1      
Price paid per share for repurchased common stock | $ / shares     $ 15.60 $ 14.50      
Repurchase and retirement of common stock     $ 46,800 $ 35,500      
Share repurchase program 2016              
Repurchases of common stock              
Repurchase and retirement of common stock         $ 9,200    
Share repurchase program 2016 | Common shares              
Repurchases of common stock              
Repurchased and retired shares | shares         0.4    
Weighted average market price of shares repurchased and retired (in dollars per share) | $ / shares         $ 23.11    
Repurchase authorization   $ 75,000          
Share repurchase program, period for repurchases   12 months          
Authorized share repurchase capacity remaining         $ 65,800    
Share repurchase program 2017 | Common shares              
Repurchases of common stock              
Repurchase authorization $ 75,000            
Share repurchase program, period for repurchases 12 months