General form of registration statement for all companies including face-amount certificate companies

Subsequent Events - Additional Information (Detail)

v2.4.0.8
Subsequent Events - Additional Information (Detail) (USD $)
In Millions, except Share data, unless otherwise specified
 6 Months Ended 1 Months Ended 1 Months Ended
Mar. 31, 2014
Sep. 30, 2013
Apr. 19, 2013
Mar. 31, 2014
Series A Warrants
Mar. 31, 2014
Series B Warrants
Mar. 31, 2014
Series B Warrants
After Issuance
Mar. 31, 2014
Series C Warrants
Jan. 30, 2014
Private Placement
Jan. 30, 2014
Subsequent Event
Series A Warrants
Jan. 30, 2014
Subsequent Event
Series B Warrants
Jan. 30, 2014
Subsequent Event
Series B Warrants
After Issuance
Jan. 30, 2014
Subsequent Event
Series B Warrants
Resale Registration Statement
Jan. 30, 2014
Subsequent Event
Series C Warrants
Jan. 30, 2014
Subsequent Event
Series C Warrants
After Issuance
Jan. 30, 2014
Subsequent Event
Series C Warrants
Resale Registration Statement
Jan. 30, 2014
Subsequent Event
Private Placement
Business Acquisition, Equity Interests Issued or Issuable [Line Items]                                
Stock issued during period, shares, new issues               11,400,000               11,400,000
Share price               $ 0.25               $ 0.25
Common stock issuance upon exercise of warrants               34,200,000               34,200,000
Proceeds from issuance of common stock               $ 2.85               $ 2.85
Class of warrant or right, exercise price of warrants or rights 0 0.27 0.75 0.30 0.35   0.40   0.30 0.35     0.40      
Percentage of exercisability of warrants             4.90%           4.90%      
Exercise term of warrants           12 months     5 years   12 months 6 months   18 months 9 months