• Filing Date: 2014-03-12
  • Form Type: 10-K
  • Description: Annual report
v2.4.0.8
Stockholders' Equity - Estimated Assumptions of Fair Value of Warrants Issued (Detail) (Warrants [Member], USD $)
12 Months Ended
Dec. 31, 2011
Warrants [Member]
 
Schedule Of Common Stock [Line Items]  
Expected dividend yield 5.00%
Expected volatility 52.00%
Risk-free interest rate 0.23%
Expected life (in years) 1 year 9 months
Per share grant date fair value of warrants issued $ 0.754