XML 29 R35.htm IDEA: XBRL DOCUMENT v3.2.0.727
Net Loss Per Share - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Earnings Per Share [Abstract]        
Stock options, Series B Convertible Preferred Stock, warrants and stock awards excluding calculation of diluted net loss per share     4,660,000 7,630,000
Dilutive securities, effect on basic earnings per share $ 0 $ 0