Annual report pursuant to Section 13 and 15(d)

Schedule II - Valuation and Qualifying Accounts (Details)

v2.4.1.9
Schedule II - Valuation and Qualifying Accounts (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Valuation and Qualifying Accounts [Abstract]    
Balance beginning of period $ (9,521,260)us-gaap_ValuationAllowancesAndReservesBalance $ (9,147,488)us-gaap_ValuationAllowancesAndReservesBalance
Additions (deductions) charged to (from) income tax expense (4,252,149)us-gaap_ValuationAllowancesAndReservesAdjustments (373,772)us-gaap_ValuationAllowancesAndReservesAdjustments
Other changes to valuation allowance 0us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease 0us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease
Balance end of period $ (13,773,409)us-gaap_ValuationAllowancesAndReservesBalance $ (9,521,260)us-gaap_ValuationAllowancesAndReservesBalance