XML 81 R66.htm IDEA: XBRL DOCUMENT v3.4.0.3
Equity - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Apr. 21, 2016
Mar. 31, 2016
Mar. 31, 2015
Subsequent Event [Line Items]      
Dividend paid [1]   $ 22.1 $ 20.1
Stock repurchase program, remaining authorized repurchase amount   $ 250.0  
Subsequent Event [Member]      
Subsequent Event [Line Items]      
Dividend paid $ 22.2    
Dividends payable, date to be paid Apr. 21, 2016    
[1] See Note 13 regarding quarterly cash dividend.