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Note 18 - Derivative Financial Instruments (Details) - Valuation of Financial Instruments (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Mar. 31, 2013	Dec. 31, 2012
Note 18 - Derivative Financial Instruments (Details) - Valuation of Financial Instruments [Line Items]
Fair value	$ 1,697	$ 1,416	$ 5,811
Fair Value, Inputs, Level 2 [Member]
Note 18 - Derivative Financial Instruments (Details) - Valuation of Financial Instruments [Line Items]
Fair value	$ 1,697	$ 1,416	$ 5,811

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- Details

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- Definition

Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as a liability.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (c)(2)

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

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