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Note 16 - Derivative Financial Instruments (Details) - Summary of Derivative Fair Values (USD $) In Thousands, unless otherwise specified |  |  |  | 3 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended |
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Dec. 31, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Mar. 31, 2014 Interest Rate Swap [Member] Current Liabilities [Member] | Dec. 31, 2013 Interest Rate Swap [Member] Current Liabilities [Member] | Mar. 31, 2014 Interest Rate Swap [Member] Non Current Liabilities [Member] | Dec. 31, 2013 Interest Rate Swap [Member] Non Current Liabilities [Member] | Dec. 31, 2012 Interest Rate Swap [Member] | Dec. 31, 2013 Current Liabilities [Member] | Dec. 31, 2013 Non Current Liabilities [Member]
Derivatives, Fair Value [Line Items] |  |  |  |  |  |  |  |  |  |
Interest rate swaps |  |  |  | Current liabilities - Derivative financial instruments | Current liabilities - Derivative financial instruments | Non Current liabilities - Derivative financial instruments | Non Current liabilities - Derivative financial instruments | Current liabilities - Derivative financial instruments |  |
Interest rate swaps | $ 1,697 | $ 1,416 | $ 5,811 | $ 1,136 | $ 1,135 | $ 280 | $ 562 | $ 5,811 | $ 1,135 | $ 562

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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 + Details
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- Definition Description of where the interest rate derivatives are reported in the balance sheet. + 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 (a) -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 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(n)(7)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c),(d) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
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