COMMITMENTS AND CONTINGENCIES (Details 3) (USD $)	12 Months Ended			1 Months Ended			0 Months Ended	1 Months Ended					1 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Aug. 31, 2008 Sean Lane item	Dec. 31, 2012 Attorney General and Governor of Ohio	Jun. 30, 2009 Attorney General and Governor of Ohio	Nov. 11, 2009 SpeedTrack, Inc.	Sep. 30, 2009 SpeedTrack, Inc. item	Sep. 30, 2009 Alcatel-Lucent USA, Inc. item	Sep. 30, 2010 Trustee in bankruptcy of Petters Company, Inc.	Sep. 30, 2010 Trustee in bankruptcy of Petters Company, Inc. Minimum item	Sep. 29, 2010 Trustee in bankruptcy of Petters Company, Inc. Minimum	Nov. 30, 2010 District Attorneys Minimum	Sep. 30, 2011 Droplets, Inc. item	Sep. 30, 2011 Select Retrieval LLC item	Nov. 30, 2011 Smartfit Solutions, LLC item	Jan. 31, 2012 Pragmatus Telecom, LLC Infringement of patents, one item	Jan. 31, 2012 Pragmatus Telecom, LLC Infringement of patents, two item	May 31, 2012 Lodsys Group, LLC item	Jul. 31, 2012 Digitech Image Technologies, LLC item
Loss contingency, legal proceedings
Number of other defendants				7				27	12					8	79	43			7	45
Number of other individuals plaintiffs				17
Taxes, interest and penalties that are demanded by Ohio Department of Taxation					$ 146,162	$ 612,784
Period extended for defendants' complaint answer							21 days
Number of patents in litigation									3								2	1
Number of note transactions											1
Alleged transfer of property, amount transferred												2,300,000
Alleged transfer of property, amount received in return												2,500,000
Alleged transfer of property, period of transaction taken place from the date of filing of adversary proceedings										7 years
Damages sought, amount													15,000,000
Accrued liabilities for contingencies	2,900,000
Reduction in legal expenses	$ (88,000)	$ 0	$ 4,500,000