Supplemental Disclosure of Cash Flow Information (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013		Sep. 30, 2012
Supplemental Disclosure of Cash Flow Information [Abstract]
Payment for interest expense	$ 0	$ 0	$ 0		$ 0
Payment of income tax			1,800		3,100
Warrants exercised in noncash transaction (in shares)			1,072,500
Change in warrant liability			5,421,300
Reduction in warrants liability			644,400
Reclassification of warrants liability to equity from amendment of warrants			(4,391,000)	[1]
Acquired Finite-Lived Intangible Assets [Line Items]
Stock based compensation expense			580,500		759,000
Capitalized property and equipment			3,700		130,900
Portion of capitalized property and equipment recorded as long term liabilities - deferred rent					104,100
Cost incurred associated with discontinued intellectual property operations					468,000
Cash used in discontinued operations					432,000
Capitalized Software [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Stock based compensation expense	$ 0		$ 36,700

[1] During the nine-month period ended September 30, 2013, our warrants liability was reduced as a result of the warrants amendment, as discussed above. Additionally, our warrants liability was further reduced by $385,900 as a result of the exercise of 1,072,500 warrants during such period, whose terms were not affected by the changes made under the warrants amendment. The aggregate reduction in the liability, combining the warrant amendment and this exercise, was $4,776,900. See Note 14.