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Note 8 - Debt (Details) - Long-term Debt Obligations (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Debt obligations maturing within one year	$ (751)	$ 0
Long-term obligations (less current portion)	1,245	0
Third Party [Member]
Debt Instrument [Line Items]
Third party debt	$ 1,996	$ 0

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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