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Note 10 - Derivatives and Fair Value Disclosures (Tables)

9 Months Ended

Sep. 30, 2013

Fair Value Disclosures [Abstract]

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

			December 31, 2012				September 30, 2013
			Liability				Liability
Derivatives not designated as hedging instruments	Balance Sheet Location		Derivatives				Derivatives
Interest Rate Swap Agreements	Current liabilities - Fair value of derivatives			539,904				370,702
Interest Rate Swap Agreements	Non current liabilities - Fair value of derivatives			5,409,337				3,240,319
Total derivatives not designated as hedging instruments				5,949,241				3,611,021
Total derivatives				5,949,241				3,611,021

Derivative Instruments, Gain (Loss) [Table Text Block]

			Nine-month periods ended September 30,
Derivatives not designated as hedging instruments	Location of Gain / (Loss) Recognized		2012				2013
Interest Rate Swap - Reclassification from OCI	(Loss)/gain on derivatives			(11,830	)			92,857
Interest Rate Swap - Change in fair value	(Loss)/gain on derivatives			2,462,062				2,338,220
Interest Rate Swap - Realized loss	(Loss)/gain on derivatives			(3,603,541	)			(2,366,466	)
Total (loss)/gain on derivatives				(1,153,309	)			64,611

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

						Fair Value Measurements Using
Description		Fair Value as of December 31, 2012				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs  (Level 2)				Significant Unobservable Inputs (Level 3)
Liabilities
Interest Rate Swap Agreements			5,949,241				-				5,949,241
Total			5,949,241				-				5,949,241				-

						Fair Value Measurements Using
Description		Fair Value as of September 30, 2013				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs  (Level 2)				Significant Unobservable Inputs (Level 3)
Liabilities
Interest Rate Swap Agreements			3,611,021				-				3,611,021
Total			3,611,021				-				3,611,021				-

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Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5618551-113959



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959

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Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959

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Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19190-110258

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