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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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The aggregate cost of goods produced and sold and services rendered during the reporting period.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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

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Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Segment reporting (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Revenue	$ 217us-gaap_Revenues	$ 85us-gaap_Revenues
Cost of revenue	(90)us-gaap_CostOfRevenue	(49)us-gaap_CostOfRevenue
Gross margin	127us-gaap_GrossProfit	36us-gaap_GrossProfit
Operating loss	(1,340)us-gaap_OperatingIncomeLoss	(1,305)us-gaap_OperatingIncomeLoss
Cash and cash equivalents	1,380	1,455	1,455	4,642
Property and equipment	33us-gaap_PropertyPlantAndEquipmentNet		43us-gaap_PropertyPlantAndEquipmentNet
Intangible assets	2,267		2,417
Goodwill	6,444us-gaap_Goodwill		6,444us-gaap_Goodwill
Additions:
Property and equipment			41
Intangible assets			790
Goodwill	0us-gaap_GoodwillAcquiredDuringPeriod		0us-gaap_GoodwillAcquiredDuringPeriod
Intellectual Property [Member]
Segment Reporting Information [Line Items]
Revenue	0	43
Cost of revenue	0	0
Gross margin	0	43
Operating loss	(192)	(58)
Cash and cash equivalents	3		11
Property and equipment	0		0
Intangible assets	1,336		1,386
Goodwill	0		0
Additions:
Property and equipment			0
Intangible assets			0
Goodwill			0
Mgt Gaming [Member]
Segment Reporting Information [Line Items]
Revenue	217	42
Cost of revenue	(90)	(49)
Gross margin	127	(7)
Operating loss	(371)	(373)
Cash and cash equivalents	647		820
Property and equipment	29		38
Intangible assets	931		1,030
Goodwill	6,444		6,444
Additions:
Property and equipment			41
Intangible assets			790
Goodwill			0
Unallocated Corporate Other [Member]
Segment Reporting Information [Line Items]
Revenue	0	0
Cost of revenue	0	0
Gross margin	0	0
Operating loss	(777)	(874)
Cash and cash equivalents	730		624
Property and equipment	4		5
Intangible assets	0		1
Goodwill	0		0
Additions:
Property and equipment			0
Intangible assets			0
Goodwill			$ 0