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Subordinated Notes (Details Textuals) (USD $)
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12 Months Ended | ||
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Dec. 31, 2011
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Dec. 31, 2010
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Dec. 31, 2009
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| Debt Instruments [Abstract] | |||
| Retired Subordinated Notes | $ 36,100,000 | $ 702,400,000 | |
| Trust Preferred Securities Exchanged With Applicable Trust | 32,500,000 | ||
| Gains (Losses) on Extinguishment of Debt | 9,697,000 | 0 | 147,442,000 |
| Trust Preferred Securities Expected To Be Exchanged | $ 3,000,000 | ||
| X | ||||||||||
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- Definition
No authoritative reference available. No definition available.
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| X | ||||||||||
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- Definition
The amount of trust-preferred securities exchanged with the applicable Trust for a like amount of debentures issued by the Company. No definition available.
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| X | ||||||||||
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- Definition
The remaining amount of trust-preferred securities that the Company anticipates to exchange and retiring the related subordinated debt obligation. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount represents the difference between the fair value of the payments made and the carrying amount of the debt at the time of its extinguishment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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