Quarterly report pursuant to Section 13 or 15(d)

Activity Related to Noncontrolling Interests (Detail)

v3.2.0.727
Activity Related to Noncontrolling Interests (Detail)
$ in Millions
Jun. 30, 2015
USD ($)
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]  
Balance at beginning of period $ 17
Balance at end of period $ 18