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NON-COVERED LOANS AND ALLOWANCE FOR LOAN LOSSES (Off-Balance Sheet) (Details) (USD $) | Dec. 31, 2011 | Sep. 30, 2011
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Allowance for unfunded loan commitments, off-balance sheet credit exposures and recourse provisions [Abstract] |  |
Allowance for unfunded loan commitments, off-balance sheet credit exposures, and recourse provisions | $ 10,000,000 | $ 11,200,000
Off-balance sheet loans serviced for others | 2,510,000,000 | 2,190,000,000
Portion of allowance for unfunded loan commitments, off-balance sheet credit exposures, and recourse provisions related to off-balance sheet loans serviced for others | $ 4,700,000 | $ 4,500,000

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- Definition The allowance for unfunded loan commitments, off-balance sheet credit exposures and recourse provisions represents the reserve to cover probable losses related to specifically identified loans, as well as probable losses inherent in the remainder of the loan portfolio as of the balance sheet date. + Details
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- Definition The portion of the allowance for unfunded loan commitments, off-balance sheet credit exposures and recourse provisions specifically related to off-balance sheet loans serviced for others. + Details
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- Definition This includes only the derecognized portion of the total principal amount of financial assets which have been either securitized, used in an asset-backed financing arrangement, or similar transfers which are accounted for as sales and in which the transferor has continuing involvement with the assets underlying the transaction (including, but not limited to, servicing, recourse, and restrictions on transferor's interests in transferred financial assets). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 140 -Paragraph 17 -Subparagraph f -Clause 2 -Subclause a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS140-4/FIN46(R)-8 -Paragraph B11 -Subparagraph b -Clause 1 -Subclause b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=6942082&loc=d3e107314-111719 + Details
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