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Note 4 - Derivative Instruments and Hedging Activities (Details) - Movement in AOCI Balance (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Movement in AOCI Balance [Abstract]
Opening AOCI balance –	$ (45,889)		$ (372,596)
Opening AOCI balance –	15,718		127,615
Opening AOCI balance –	(30,171)		(244,981)
Other comprehensive income (loss)before reclassifications	(665,428)		(916,960)
Other comprehensive income (loss)before reclassifications	227,909		314,059
Other comprehensive income (loss)before reclassifications	(437,519)	402,026	(602,901)	(71,629)
Amount reclassified from accumulated other comprehensive income	87,758		665,997
Amount reclassified from accumulated other comprehensive income	(30,057)		(228,104)
Amount reclassified from accumulated other comprehensive income	57,701	92,308	437,893	119,237
Other comprehensive income (loss)	(577,670)		(250,963)
Other comprehensive income (loss)	197,852		85,955
Other comprehensive income (loss)	(379,818)		(165,008)
Ending AOCI balance – September 30, 2014	(623,559)		(623,559)
Ending AOCI balance – September 30, 2014	213,570		213,570
Ending AOCI balance – September 30, 2014	$ (409,989)		$ (409,989)

X

- Definition

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, tax expense (benefit). Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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Amount before tax of increase (decrease) in accumulated in equity from transactions and other events and circumstances from non-owner sources. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners (distributions to owners).

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Amount before tax, after reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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