XML 111 R100.htm IDEA: XBRL DOCUMENT v3.8.0.1
Subsequent Event (Details) - $ / shares
3 Months Ended 9 Months Ended
May 08, 2018
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Mar. 31, 2017
Subsequent Event [Line Items]          
Dividends declared per common share (in dollars per share)   $ 0.132000 $ 0.115000 $ 0.396 $ 0.345000
Subsequent Event          
Subsequent Event [Line Items]          
Dividends declared per common share (in dollars per share) $ 0.1518