CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 1,097	$ 1,455
Accounts receivable	12	5
Prepaid expenses and other current assets	123	172
Note receivable	251	0
Total current assets	1,483	1,632
Non-current assets:
Restricted cash	39	138
Property and equipment, net	26	43
Intangible assets, net	2,117	2,417
Goodwill	6,444	6,444
Other non-current assets	0	2
Total assets	10,109	10,676
Current liabilities:
Accounts payable	324	245
Accrued expenses	152	180
Player deposit liability	742	952
Other payables	2	2
Total current liabilities	1,220	1,379
Non-current liabilities:
Total liabilities	$ 1,220	$ 1,379
Commitments and contingencies:
Stockholders' equity:
Common Stock, $0.001 par value; 75,000,000 shares authorized; 14,116,999 and 10,731,160 shares issued and outstanding at June 30, 2015 and December 31, 2014, respectively	$ 14	$ 11
Additional paid-in capital	310,108	308,288
Accumulated other comprehensive loss	(281)	(281)
Accumulated deficit	(301,285)	(299,163)
Total stockholders' equity attributable to MGT Capital Investments, Inc.	8,556	8,855
Non-controlling interests	333	442
Total stockholders' equity	8,889	9,297
Total liabilities, redeemable convertible preferred stock and stockholders' equity	10,109	10,676
Series A Convertible Preferred Stock [Member]
Redeemable convertible preferred stock - Temporary equity
Preferred stock, series A convertible preferred, $0.001 par value; 1,416,160 and 1,416,160 shares authorized at June 30, 2015 and December 31, 2014, respectively; 10,296 and 9,993 shares issued and outstanding at June 30, 2015 and December 31, 2014, respectively	0	0
Undesignated Preferred Stock [Member]
Stockholders' equity:
Undesignated preferred stock, $0.001 par value; 8,583,840 and 8,583,840 shares authorized at June 30, 2015 and December 31, 2014, respectively. No shares authorized, issued and outstanding at June 30, 2015 and December 31, 2014 respectively	$ 0	$ 0