Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Note 7 - Fair Value Measurement (Details) (USD $)			9 Months Ended
Note 7 - Fair Value Measurement (Details) (USD $)	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Short-term Debt [Member] Minimum [Member]	Sep. 30, 2014 Short-term Debt [Member] Maximum [Member]	Sep. 30, 2014 Minimum [Member]	Sep. 30, 2014 Maximum [Member]
Note 7 - Fair Value Measurement (Details) [Line Items]
Liabilities, Fair Value Disclosure, Nonrecurring (in Dollars)	$ 0	$ 0
Federal Funds Maturity					1 day	3 days
Debt Instrument, Term			1 day	3 days