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Note 8 - Deferred Product Obligations (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Current portion - other accrued liabilities $ 21,577 $ 24,143
Long-term portion - other long-term liabilities 7,285 6,766
Total 28,862 30,909
Current portion - other accrued liabilities 5,178 4,519
Long-term portion - other long-term liabilities 22,910 22,674
Total $ 28,088 $ 27,193