Income Taxes (Details Narrative) (USD $) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Taxes Details Narrative Usd
Valuation allowance	$ 37,820	$ 21,532
Unrecognized tax benefits	343	$ 161	$ 0	$ 0
Domestic Tax Authority | Internal Revenue Service (IRS)
Income Taxes Details Narrative Usd
Gross operating loss carryforwards	85,000
Operating loss carryforwards, Sec. 382 limitation	420
Operating loss carryforwards, expected to be unrealized	4,200
Operating loss carryforwards	80,800
State and Local Jurisdiction | Arizona Department of Revenue
Income Taxes Details Narrative Usd
Operating loss carryforwards	69,600
Foreign Tax Authority | Spanish Tax Authority
Income Taxes Details Narrative Usd
Operating loss carryforwards	$ 403