Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References+ Details

The aggregate carrying amount of loans receivable that will be sold to other entities. Includes mortgage and all other loans (collectively, loans) not classified as held for investment. Such loans are stated at the lower of cost or market, or elected fair value. Mortgage loans exclude mortgage-backed securities which are considered a debt security (other loan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 65

-Paragraph 4, 5, 6, 7, 9, 12, 28, 29

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 AICPA

-Name Statement of Position (SOP)

-Number 01-6

-Paragraph 13

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 7

-Subparagraph a

-Article 9

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 65

-Paragraph 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6375948&loc=d3e4428-111522

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher OTS

-Name Federal Regulation (FR)

-Number Title 12

-Section 563c.102

-Paragraph 8

-Subparagraph h

-Chapter V

-Subsection I

-LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy.

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 35

-Paragraph 49

-URI http://asc.fasb.org/extlink&oid=16382521&loc=d3e3084-111518

Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.7(a))

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 9: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 948

-SubTopic 310

-Section 30

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6490209&loc=d3e48214-111002

+ Details

LOAN PORTFOLIO - Credit Risk Payment Activity (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Feb. 16, 2012	Dec. 31, 2011	Sep. 30, 2011
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	$ 9,742,633		$ 10,065,475	$ 10,633,142
Loans, net of allowance for loan and lease losses	68,349	269,300	15,822
Residential Real-Estate [Member] \| FHA/VA Guaranteed loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	216,490
Loans, net of allowance for loan and lease losses			268,153
Residential Real-Estate [Member] \| Other residential loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	2,545,928
Loans, net of allowance for loan and lease losses			2,605,632
Residential Real-Estate [Member] \| Performing [Member] \| FHA/VA Guaranteed loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	216,490		268,153
Residential Real-Estate [Member] \| Performing [Member] \| Other residential loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	2,225,015		2,267,424
Residential Real-Estate [Member] \| Purchased credit-impaired [Member] \| FHA/VA Guaranteed loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses
Residential Real-Estate [Member] \| Purchased credit-impaired [Member] \| Other residential loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses
Residential Real-Estate [Member] \| Non-performing [Member] \| FHA/VA Guaranteed loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses
Residential Real-Estate [Member] \| Non-performing [Member] \| Other residential loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	320,913		338,208
Consumer [Member] \| Auto loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	996,619
Loans, net of allowance for loan and lease losses			937,566
Consumer [Member] \| Finance leases [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	239,556
Loans, net of allowance for loan and lease losses			247,003
Consumer [Member] \| Other Consumer Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	749,916
Loans, net of allowance for loan and lease losses			377,248
Consumer [Member] \| Performing [Member] \| Auto loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	978,980		917,925
Consumer [Member] \| Performing [Member] \| Finance leases [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	236,495		243,518
Consumer [Member] \| Performing [Member] \| Other Consumer Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	721,824		360,827
Consumer [Member] \| Purchased credit-impaired [Member] \| Auto loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses
Consumer [Member] \| Purchased credit-impaired [Member] \| Finance leases [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses
Consumer [Member] \| Purchased credit-impaired [Member] \| Other Consumer Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	12,741
Consumer [Member] \| Non-performing [Member] \| Auto loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	17,639		19,641
Consumer [Member] \| Non-performing [Member] \| Finance leases [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	3,061		3,485
Consumer [Member] \| Non-performing [Member] \| Other Consumer Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans, net of allowance for loan and lease losses	$ 15,351		$ 16,421