XML 71 R61.htm IDEA: XBRL DOCUMENT v3.7.0.1
Preferred and Common Stockholder's Equity - Reconciliation of Denominators of Basic and Diluted Earnings Per Share Computations (Detail) - shares
shares in Millions
3 Months Ended 9 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2017
Mar. 31, 2016
Equity [Abstract]        
Weighted-average shares outstanding used to compute basic EPS 68.1 70.9 68.1 70.1
Effect of dilutive shares 0.2 2.6 0.4 3.1
Weighted-average shares outstanding and dilutive securities used to compute diluted EPS 68.3 73.5 68.5 73.2