Computation of Earnings Per Share (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Basic and diluted earning/loss per share [Abstract]
Net (loss)/income	$ (3,920,400)	$ 1,336,400	$ (3,550,800)	$ 5,154,300
Weighted average shares outstanding for the period (in shares)	1,543,257	1,543,257	1,543,257	1,543,257
Dilutive effect of warrants (in shares)	0	45,074	0	42,409
Weighted average diluted shares used in calculation of diluted (loss)/earnings per share	1,543,257	1,588,331	1,543,257	1,585,666
Basic (loss)/earnings per share	$ (2.54)	$ 0.87	$ (2.30)	$ 3.34
Diluted (loss)/earnings per share	$ (2.54)	$ 0.84	$ (2.30)	$ 3.25
Warrant [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially outstanding shares was not included in the calculation of diluted loss per share (in shares)	39,393		39,589