XML 88 R103.htm IDEA: XBRL DOCUMENT v2.4.0.8
Equity - Narrative (Details) (USD $)
0 Months Ended 9 Months Ended 11 Months Ended
Jul. 14, 2014
Oct. 31, 2013
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Jul. 14, 2014
Equity [Abstract]            
Repurchase of common stock $ 72,300,000   $ 325,609,000 $ 157,880,000    
Repurchase of common stock (in shares) 1,950,296   7,970,353   9,096,060  
Number of preferred shares to be converted (in shares)           62,000
Stock repurchase program, authorized amount   500,000,000        
Stock redeemed or called during period, value     $ 253,400,000   $ 313,400,000