XML 91 R79.htm IDEA: XBRL DOCUMENT v3.5.0.2
Subsequent Event - Dividends (Details) - $ / shares
3 Months Ended 6 Months Ended
Sep. 16, 2016
Aug. 23, 2016
Jul. 20, 2016
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Subsequent Event [Line Items]              
Dividends declared per common share (in USD per share)       $ 0.38 $ 0.38 $ 0.76 $ 0.76
Subsequent Event | Dividend Declared              
Subsequent Event [Line Items]              
Dividends Payable, Date Declared     Jul. 20, 2016        
Dividends declared per common share (in USD per share)     $ 0.38        
Dividends Payable, Date to be Paid Sep. 16, 2016            
Dividends Payable, Date of Record   Aug. 23, 2016