Quarterly report pursuant to Section 13 or 15(d)

Convertible Debt (Details)

v3.5.0.2
Convertible Debt (Details) - USD ($)
3 Months Ended 6 Months Ended
May 23, 2016
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Jun. 29, 2015
Debt Instrument [Line Items]              
Repurchases of convertible debt $ 1,000,000     $ 931,266 $ 0    
Convertible Senior Notes Due 2020 [Member]              
Debt Instrument [Line Items]              
Amount of underwriter's discount   $ 2,956,285   2,956,285   $ 3,356,847  
Convertible Debt [Member]              
Debt Instrument [Line Items]              
Gain on extinguishment of debt       72,000      
Interest expense   2,181,958 $ 49,102 4,394,948 49,102    
Discount amortization   185,727 4,183 373,962 4,183    
Deferred debt issuance amortization   $ 12,703 197 $ 24,958 197    
Amount of underwriter's discount             $ 3,700,000
Effective percentage   7.70%   7.70%      
Convertible Debt [Member] | Convertible Senior Notes Due 2020 [Member]              
Debt Instrument [Line Items]              
Interest expense   $ 1,983,528 $ 44,722 $ 3,996,028 $ 44,722