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Note 8 - Derivatives Instruments and Hedging Activities (Details) - Interest Rate Swaps And Interest Rate Caps (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Note 8 - Derivatives Instruments and Hedging Activities (Details) - Interest Rate Swaps And Interest Rate Caps [Line Items] | |||
| Interest expense-investment securities | $ 11,293 | $ 1,945 | |
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Interest Rate Swaps Held In Securitization Trusts [Member]
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| Note 8 - Derivatives Instruments and Hedging Activities (Details) - Interest Rate Swaps And Interest Rate Caps [Line Items] | |||
| Interest expense-investment securities | $ 1,737 | $ 810 | $ 893 |