XML 72 R62.htm IDEA: XBRL DOCUMENT v3.7.0.1
Preferred and Common Stockholder's Equity - Schedule of Anti-Dilutive Options and Restricted Stock Units Excluded from EPS Computation (Detail) - shares
shares in Millions
3 Months Ended 9 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2017
Equity [Abstract]      
Anti-dilutive options and RSU's excluded from EPS computation 9.2 0.1 7.0