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Note 11 - Long-term Debt (Details) (USD $)	9 Months Ended
Note 11 - Long-term Debt (Details) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Disclosure Text Block [Abstract]
Long-term Debt	$ 8,400,000	$ 9,600,000
Debt Instrument, Interest Rate at Period End	1.43%
Debt Instrument, Basis Spread on Variable Rate	1.25%
Long-term Debt, Current Maturities	$ 1,600,000	$ 1,600,000

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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