CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Revenues:
Software and devices	$ 85us-gaap_TechnologyServicesRevenue	$ 78us-gaap_TechnologyServicesRevenue
Services - Consulting	0us-gaap_SalesRevenueServicesGross	97us-gaap_SalesRevenueServicesGross
Gaming	971mgt_SalesRevenueGamingGross	221mgt_SalesRevenueGamingGross
Revenues	1,056us-gaap_Revenues	396us-gaap_Revenues
Cost of revenues:
Services - Consulting	0us-gaap_OtherCostOfServices	63us-gaap_OtherCostOfServices
Gaming	610mgt_CostOfServicesGaming	496mgt_CostOfServicesGaming
Cost of Revenues	610us-gaap_CostOfRevenue	559us-gaap_CostOfRevenue
Gross margin	446us-gaap_GrossProfit	(163)us-gaap_GrossProfit
Operating expenses:
General and administrative	5,507	9,115
Sales and marketing	380us-gaap_SellingAndMarketingExpense	161us-gaap_SellingAndMarketingExpense
Research and development	188us-gaap_ResearchAndDevelopmentExpense	73us-gaap_ResearchAndDevelopmentExpense
Operating Expenses, Total	6,075us-gaap_OperatingExpenses	9,349us-gaap_OperatingExpenses
Operating loss	(5,629)us-gaap_OperatingIncomeLoss	(9,512)us-gaap_OperatingIncomeLoss
Other non-operating (expense) / income:
Interest and other (expense) / income	(1)	30
Impairment of intangible assets	(135)	0
Gain on sale of patent, net	0	750
Change in fair value of warrants	0us-gaap_FairValueAdjustmentOfWarrants	(2,204)us-gaap_FairValueAdjustmentOfWarrants
Other Nonoperating Income (Expense)	(136)us-gaap_OtherNonoperatingIncomeExpense	(1,424)us-gaap_OtherNonoperatingIncomeExpense
Net loss before income taxes and non-controlling interest	(5,765)	(10,936)
Net loss attributable to non-controlling interest	435	734
Net loss attributable to MGT	(5,330)us-gaap_NetIncomeLoss	(10,202)us-gaap_NetIncomeLoss
Less:
Quarterly dividend on Series A Preferred stock	0us-gaap_DividendsPreferredStockStock	(70)us-gaap_DividendsPreferredStockStock
Net loss applicable to Common stockholders	$ (5,330)	$ (10,272)
Per-share data:
Basic and diluted loss per share	$ (0.56)us-gaap_EarningsPerShareBasicAndDiluted	$ (1.84)us-gaap_EarningsPerShareBasicAndDiluted
Weighted average number of common shares outstanding	9,493,057	5,590,620

The amount represents the cost of services gaming.

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The amount represents the sale revenue gaming gross.

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Amount of paid and unpaid preferred stock dividends declared with the form of settlement in stock.

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Amount of Net Income (Loss) attributable to noncontrolling interest.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.

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The net result for the period of deducting operating expenses from operating revenues.

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Other costs incurred and are directly related to services rendered by an entity during the reporting period.

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The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items.

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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Aggregate revenue during the period for services rendered in the normal course of business (before deducting allowances and discounts) which are not otherwise defined in the taxonomy.

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Revenue from providing technology services. The services may include training, installation, engineering or consulting. Consulting services often include implementation support, software design or development, or the customization or modification of the licensed software.

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Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).

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