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Income Taxes Deferred Taxes (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Deferred tax assets: |  |
Deferred Tax Asset, Operating and Capital Loss Carryforwards and Credits | $ 90,871 | $ 83,323
Stock compensation | 2,635 | 2,416
Deferred tax assets intangibles and fixed assets | 6,197 | 14,343
Basis of investments in affiliates | 984 | 2,195
Accrued liabilities and other | 167 | 422
Deferred Tax Assets, State Taxes | 35 | 90
Total deferred tax assets | 100,889 | 102,789
Deferred tax liabilities: |  |
Fixed assets and intangibles | (10,587) | 0
Other | (24) | (162)
Deferred Tax Liabilities, Gross | (10,611) | (162)
Net deferred tax liabilities | 0 | 0
Less: valuation allowance | (90,278) | (102,627)
Net deferred taxes | $ 10,611 | $ 162

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