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Note 14 - Fair Value Measurement (Detail) - The following table provides a summary of the fair values of the Company’s derivative instrument assets (USD $)	Jun. 30, 2012	Dec. 31, 2011
Derivative instrument asset	$ 97,718	$ 87,023
Derivative Instrument liability	340,835	786,506
Fair Value, Inputs, Level 2 [Member]
Derivative instrument asset	97,718	87,023
Derivative Instrument liability	$ 340,835	$ 786,506

Fair values as of the balance sheet date of all assets resulting from contracts that meet the criteria of being accounted for as derivative instruments, net of the effects of master netting arrangements.

+ References+ Details

- Definition

Fair values as of the balance sheet date of all liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments, net of the effects of master netting arrangements.

+ References+ Details