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Note 22 - Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Net operating losses (1) [1] $ 44,833 $ 40,100
Related party deferred losses 952 1,549
Tax credit carryforwards (2) [2] 5,368 5,304
Capital loss carryforwards 3,659 4,593
Charitable contribution carryforwards 35 22
Valuation allowance (55,600)  
Total deferred tax assets 23,401 77,819
Net deferred tax assets 3,243 55,000
Domestic Tax Authority [Member]    
Tax/GAAP basis differences 63,167 49,601
Valuation allowance (95,126) (25,045)
Deferred tax liabilities (19,599) (19,326)
Foreign Tax Authority [Member]    
Tax/GAAP basis differences 513 4,555
Valuation allowance (2,860)
Deferred tax liabilities $ (559) $ (3,493)
[1] Expiration dates ranging from 2021 to 2033.
[2] Expiration dates ranging from 2027 to 2034 and includes alternative minimum tax credit carryovers of $3.1 million that do not expire.