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Note 11 - Derivative Financial Instruments (Details) - Effect of Derivative Instruments on Income (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
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Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Financial Derivatives, Net gain (loss) | $ (328) | [1] | $ 558 | [1] | $ (2,122) | [1] | $ 2,880 | [1]
Interest Rate Cap [Member] | Not Designated as Hedging Instrument [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Financial Derivatives, Net gain (loss) |  |  | (7) |  |  |  | (18) |
Interest Rate Swap [Member] | Not Designated as Hedging Instrument [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Financial Derivatives, Net gain (loss) | (300) |  | 565 |  | (2,033) |  | 2,882 |
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |  |  |  |
Financial Derivatives, Net gain (loss) | $ (28) |  |  |  | $ (89) |  | $ 16 |
[1] | Net gains and (losses) are recorded as part of "Net loss from fair value adjustments" in the Consolidated Statements of Income.

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + 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=35706170&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 -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959 + Details
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