Note 6 - Notes Payable (Tables) |
6 Months Ended | ||||||||||||||||||||
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Jun. 30, 2015 | |||||||||||||||||||||
| Debt Disclosure [Abstract] | |||||||||||||||||||||
| Schedule of Maturities of Long-term Debt [Table Text Block] |
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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