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16. Income Tax (Details 2) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Income tax expense (benefit) at the federal statutory rate									$ (9,225)	$ 2,427
State tax expense (benefit)									(760)	1,089
Foreign tax rate differential									180	302
Stock-based compensation									253	204
Interest Expense									16	53
Goodwill impairment									329	0
Other									113	(147)
Credits									(17)	(25)
Valuation Allowance									9,117	(3,897)
Income Tax Expense	$ 0	$ 0	$ 0	$ 6	$ 0	$ 0	$ 0	$ 6	$ 6	$ 6
Effective Tax Rate									(0.02%)	0.08%

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