XML 46 R35.htm IDEA: XBRL DOCUMENT v3.5.0.2
Summary of Significant Accounting Policies - Schedule of Anti-dilutive Securities (Parenthetical) (Detail)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Accounting Policies [Abstract]          
Reverse stock split ratio 0.083 0.083 0.083 0.083 0.083