Accrued Liabilities (Details) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Accrued Liabilities [Abstract]
Salaries, employee benefits and related taxes	$ 4,209,700	$ 2,771,200
Professional fees	224,500	480,700
Other	1,628,500	2,946,500
Accrued Liabilities	$ 6,062,700	$ 6,198,400