Quarterly report pursuant to Section 13 or 15(d)

Organization - Additional Information (Detail)

v3.2.0.727
Organization - Additional Information (Detail) - 6 months ended Jun. 30, 2015
Members in Millions
Segment
Members
Organization And Description Of Business [Line Items]  
Number of geographic regions | Segment 6
Number of network marketing members 4.1
China [Member]  
Organization And Description Of Business [Line Items]  
Number of network marketing members 0.3