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Fair Value of Financial Instruments (Narrative) (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Fair Value Disclosures [Abstract]        
Assets measured at fair value on nonrecurring basis $ 0 $ 0 $ 0 $ 0
Liabilities measured at fair value on nonrecurring basis 0 0 0 0
Impairment $ 213,900 $ 0 $ 213,900 $ 0