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Segment Reporting - Schedule of Segment Reporting Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting Information [Line Items]
Revenue	$ 388		$ 700
Cost of revenue	(188)		(389)
Gross margin	200		311
Operating (loss) income	(4,120)	(5,938)	(7,065)	(6,592)
Cash and cash equivalents	323	1,100	323	1,100	$ 345	$ 359
Property and equipment	1,482		1,482		602
Intangible assets	385		385		468
Intellectual Property [Member]
Segment Reporting Information [Line Items]
Revenue
Cost of revenue
Gross margin
Operating (loss) income		(659)		(709)
Cash and cash equivalents
Property and equipment
Intangible assets
Gaming [Member]
Segment Reporting Information [Line Items]
Revenue
Cost of revenue
Gross margin
Operating (loss) income		(1,510)		(1,515)
Cash and cash equivalents
Property and equipment
Intangible assets
Cybersecurity [Member]
Segment Reporting Information [Line Items]
Revenue
Cost of revenue
Gross margin
Operating (loss) income	(148)		(369)
Cash and cash equivalents
Property and equipment
Intangible assets	385		385
Unallocated Corporate / Other [Member]
Segment Reporting Information [Line Items]
Revenue
Cost of revenue
Gross margin
Operating (loss) income	(4,124)	(1,600)	(6,959)	(2,199)
Cash and cash equivalents	323		323		345
Property and equipment	5		5		8
Intangible assets					468
Bitcoin Mining [Member]
Segment Reporting Information [Line Items]
Revenue	388		700
Cost of revenue	(188)		(389)
Gross margin	200		311
Operating (loss) income	200		311
Cash and cash equivalents
Property and equipment	1,477		1,477		594
Intangible assets