v2.4.0.6

Allowance for Noncovered Loan and Lease Losses and Unfunded Commitments and Letters of Credit (Allowance for Noncovered Loan and Lease Losses) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Allowance for Loan and Lease Losses [Roll Forward]
Provision (recapture) for loan and lease losses	$ 5,752	$ 47,346	$ 63,500
Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	60,993	53,478	42,747
Charge-offs	(20,931)	(39,403)	(54,521)
Recoveries	5,579	5,627	1,752
Provision (recapture) for loan and lease losses	7,400	41,291	63,500
Net chargeoffs			(52,769)
Balance at the end of year	53,041	60,993	53,478
Specific Reserve	1,484	974
General Allocation	51,557	60,019
Commercial Portfolio Segment [Member] | Secured Loans [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	21,811	20,409
Charge-offs	(7,270)	(12,779)
Recoveries	1,154	1,218
Provision (recapture) for loan and lease losses	9,050	12,963
Balance at the end of year	24,745	21,811
Specific Reserve	954	600
General Allocation	23,791	21,211
Commercial Portfolio Segment [Member] | Unsecured Loans [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	738	1,560
Charge-offs	(639)	(2,100)
Recoveries	1,444	1,171
Provision (recapture) for loan and lease losses	(854)	107
Balance at the end of year	689	738
Specific Reserve	97	75
General Allocation	592	663
Real Estate Portfolio Segment [Member] | One-to-Four Family Residential [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	1,100	1,072
Charge-offs	(717)	(406)
Recoveries	80	15
Provision (recapture) for loan and lease losses	191	419
Balance at the end of year	654	1,100
Specific Reserve	96	0
General Allocation	558	1,100
Real Estate Portfolio Segment [Member] | Commercial Land [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	634	664
Charge-offs	(660)	(2,165)
Recoveries	12	0
Provision (recapture) for loan and lease losses	502	2,135
Balance at the end of year	488	634
Specific Reserve	0	0
General Allocation	488	634
Real Estate Portfolio Segment [Member] | Income Property Multifamily [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	15,210	9,860
Charge-offs	(1,407)	(1,969)
Recoveries	414	124
Provision (recapture) for loan and lease losses	(4,666)	7,195
Balance at the end of year	9,551	15,210
Specific Reserve	63	59
General Allocation	9,488	15,151
Real Estate Portfolio Segment [Member] | Owner Occupied [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	9,692	6,690
Charge-offs	(1,620)	(2,039)
Recoveries	33	2
Provision (recapture) for loan and lease losses	1,501	5,039
Balance at the end of year	9,606	9,692
Specific Reserve	185	0
General Allocation	9,421	9,692
Real Estate Construction Portfolio Segment [Member] | Income Property Multifamily [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	274	2,453
Charge-offs	(2,213)	(3,107)
Recoveries	0	775
Provision (recapture) for loan and lease losses	2,604	153
Balance at the end of year	665	274
Specific Reserve	0	175
General Allocation	665	99
Real Estate Construction Portfolio Segment [Member] | Owner Occupied [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	70	36
Charge-offs	0	0
Recoveries	0	0
Provision (recapture) for loan and lease losses	(35)	34
Balance at the end of year	35	70
Specific Reserve	0	0
General Allocation	35	70
Real Estate Construction Portfolio Segment [Member] | Land And Acquisition [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	3,769	5,711
Charge-offs	(1,419)	(8,409)
Recoveries	1,978	1,199
Provision (recapture) for loan and lease losses	(1,997)	5,268
Balance at the end of year	2,331	3,769
Specific Reserve	0	3
General Allocation	2,331	3,766
Real Estate Construction Portfolio Segment [Member] | Residential Construction [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	2,292	2,304
Charge-offs	(1,068)	(2,447)
Recoveries	113	474
Provision (recapture) for loan and lease losses	(473)	1,961
Balance at the end of year	864	2,292
Specific Reserve	59	62
General Allocation	805	2,230
Consumer Portfolio Segment [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	2,120	1,282
Charge-offs	(3,918)	(3,982)
Recoveries	351	649
Provision (recapture) for loan and lease losses	4,166	4,171
Balance at the end of year	2,719	2,120
Specific Reserve	30	0
General Allocation	2,689	2,120
Unallocated Financing Receivables [Member] | Noncovered Loans [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Balance at beginning of year	3,283	1,437
Charge-offs	0	0
Recoveries	0	0
Provision (recapture) for loan and lease losses	(2,589)	1,846
Balance at the end of year	694	3,283
Specific Reserve	0	0
General Allocation	$ 694	$ 3,283

X

- Definition

Allowance for Loan and Lease Losses, Net Chargeoffs

+ References

No definition available.

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- Definition

Loan and Lease Losses General Allocation

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Loan and Lease Losses Specific Reserve

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- Definition

Reflects a reduction in bad debt expense attributable to collections of loans and lease receivables which had previously been fully or partially charged off as bad debts.

+ References

Reference 1: 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(d))

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 114

-Paragraph 20

-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

-Article 9

-Section 03

-Paragraph 7

-Subparagraph d



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-Section 50

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- Definition

Reflects the amount of loans and leases that have been removed, or charged off, from both loan receivables and the reserve for credit losses, typically because they are considered to be not salvageable or have been purchased by unconsolidated collection entities.

+ References

Reference 1: 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(d))

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 114

-Paragraph 20

-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

-Article 9

-Section 03

-Paragraph 7

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- Definition

The allowance for loan and lease losses represents the reserve to cover probable credit losses related to specifically identified loans and leases, as well as probable credit losses inherent in the remainder of the loan portfolio as of the balance sheet date. For banks, include currently required allocated transfer risk reserves. Include carryover of or adjustments to the allowance for loan losses in connection with business combinations determined to be appropriate.

+ References

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

-Publisher OTS

-Name Federal Regulation (FR)

-Number Title 12

-Chapter V

-Section 563c.102

-Paragraph 8

-Subparagraph a(ii)

-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.



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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 6

-Section L

-Subsection 1



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 114

-Paragraph 20

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

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-Name Accounting Standards Codification

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-Name Regulation S-X (SX)

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-Article 9

-Section 03

-Paragraph 7

-Subparagraph d



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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 8, 9

-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.



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-Name Accounting Standards Codification

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The sum of the periodic provision charged to operations, based on an assessment of the uncollectibility of the loan and lease portfolio, the offset to which is either added to or deducted from the allowance account for the purpose of reducing loan receivable and leases to an amount that approximates their net realizable value (the amount expected to be collected).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.11)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 9

-Section 04

-Paragraph 11



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-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Chapter 5

-Paragraph 168, 169, 170

-IssueDate 2006-05-01

-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.



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-Name Accounting Standards Codification

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