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Note 5 - Fair Value Consideration (Details) (USD $)
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Dec. 31, 2014
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Dec. 31, 2013
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| Fair Value Disclosures [Abstract] | ||
| Financial Instruments, Owned, at Fair Value | $ 0us-gaap_FinancialInstrumentsOwnedAtFairValue | $ 0us-gaap_FinancialInstrumentsOwnedAtFairValue |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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