Note 3 - Long-Term Debt (Details) - Long-Term Debt (USD $)	Mar. 31, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Long Term Debt	$ 33,930,000	$ 26,250,000
Less payments due within one year included in current liabilities	2,063,000	1,750,000
Long-term debt less current maturities	31,867,000	24,500,000
Note payable to Fifth Third Bank, pursuant to revolving credit agreement, maturing July 1, 2018	7,930,000
Term Loan [Member]
Debt Instrument [Line Items]
Long Term Debt	$ 26,000,000	$ 26,250,000