Summary of Significant Accounting Policies (Details Narrative) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) Number	Dec. 31, 2015 USD ($)
Number of operating segment | Number	1
Cash and cash equivalents	$ 100	$ 100
Realized loss on marketable securities	95	91
Unrealized loss and gain on marketable securities	(243)	19
Dividend income	19	52
Costs of marketable securities	6,000	3,400
Additional intangible assets impairment charges	$ 2,700	38,900
Godwill impairment charge		$ 1,700
Minimum [Member]
Weighted average remaining vesting period	1 year
Maximum [Member]
Weighted average remaining vesting period	5 years