Note 21 - Income Taxes (Details) - Deferred Tax Assets and Liabilities (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Deferred tax assets:
Tax/GAAP basis differences	$ 43,200
Total deferred tax assets	107,856us-gaap_DeferredTaxAssetsNet	123,911us-gaap_DeferredTaxAssetsNet
Net deferred tax assets	75,541us-gaap_DeferredTaxAssetsLiabilitiesNet	91,242us-gaap_DeferredTaxAssetsLiabilitiesNet
Net operating losses	51,142	72,716
Related party deferred losses	3,843	6,214
Tax credit carryforwards	3,899	3,773
Capital loss carryforwards	3,995	3,867
Charitable contribution carryforwards	11
Domestic [Member]
Deferred tax assets:
Tax/GAAP basis differences	68,702	50,133
Valuation allowance	(25,045)	(25,045)
Deferred tax liabilities	(25,503)	(21,302)
Foreign [Member]
Deferred tax assets:
Tax/GAAP basis differences	10,566	50,920
Valuation allowance	(9,257)	(38,667)
Deferred tax liabilities	$ (6,812)	$ (11,367)

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