REDEEMABLE PREFERRED STOCK AND CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated deficit [Member]	Parent [Member]	Non-controlling Interest [Member]	Redeemable Convertible Preferred Stock [Member]
Balance at Dec. 31, 2012	$ (143)	$ 3	$ 282,998	$ (281)	$ (283,631)	$ (911)	$ 768	$ 47
Balance (in shares) at Dec. 31, 2012		3,251						1,395
Reclassification of derivative liability - Series A Preferred Warrants into equity	8,206		8,206			8,206
Reclassification of derivative liability - J&S Warrants into equity	1,164		1,164			1,164
Quarterly dividend on Series A Preferred Stock	(67)		(67)			(67)		69
Quarterly dividend on Series A Preferred Stock (in shares)								21
Conversion of Series A Preferred Stock to Common Stock	120	4	116			120		(116)
Conversion of Series A Preferred Stock to Common Stock (in shares)		1,407						(1,407)
Proceeds from the exercise of $3.85 warrants	440		440			440
Proceeds from the exercise of $3.85 warrants (in shares)		237
Proceeds from the exercise of $3 warrants	2,757		2,757			2,757
Proceeds from the exercise of $3 warrants (in shares)		716
Stock issued for acquisition - Digital Angel	202		202			202
Stock issued for acquisition - Digital Angel (in shares)		50
Stock issued for acquisition - FanTD	4,900		3,018			3,018	1,882
Stock issued for acquisition - FanTD (in shares)		600
Exchange of warrants	0	1	(1)			0
Exchange of warrants (in shares)		895
Stock issued in relation to modification of Series A Preferred Warrants	598		598			598
Stock issued in relation to modification of Series A Preferred Warrants (in shares)		162
Proceeds from the exercise of Series A Preferred Warrants	838		838			838
Proceeds from the exercise of Series A Preferred Warrants (in shares)		613
Investment in MGT Interactive	191					0	191
Stock issued for acquisition - Avcom	1,552	1	1,551			1,552
Stock issued for acquisition - Avcom (in shares)		491
Stock issued for services	1,709		1,709			1,709
Stock issued for services (in shares)		427
Stock-based compensation	1,357		1,357			1,357
Net loss for the period	(10,936)				(10,202)	(10,202)	(734)
Balance at Dec. 31, 2013	12,888	9	304,886	(281)	(293,833)	10,781	2,107	0
Balance (in shares) at Dec. 31, 2013		8,849						9
Issuance of common stock for cash	1,466	2	1,464			1,466
Issuance of common stock for cash (in Shares)		1,403
Acquisition of Draft Day	190		190			190
Acquisition of Draft Day (in Shares)		95
Acquisition of non-controlling interest in FanTD	(11)		1,219			1,219	(1,230)
Acquisition of non-controlling interest in FanTD (in Shares)		53
Warrants issued for services	80		80			80
Stock issued for services	159		159			159
Stock issued for services (in shares)		185
Stock-based compensation	290		290			290
Stock-based compensation (in Shares)		147
Net loss for the period	(5,765)				(5,330)	(5,330)	(435)
Balance at Dec. 31, 2014	$ 9,297	$ 11	$ 308,288	$ (281)	$ (299,163)	$ 8,855	$ 442	$ 0
Balance (in shares) at Dec. 31, 2014		10,732						9