LOANS (covered) - Investment in Covered Impaired Loans, excluding Loans Accounted for under FASB ASC Topic 310-30 (Detail) (Covered Loans, USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Financing Receivable, Impaired [Line Items]
Current balance	$ 4,122	$ 11,722	$ 11,160
Total interest included in income	30	85	58
Loans with no related allowance recorded [member] \| Loans Excluded from FASB ASC Topic 310-30
Financing Receivable, Impaired [Line Items]
Current balance	4,122	11,722	11,160
Unpaid Principal Balance	6,683	13,147	17,050
Related Allowance	0	0	0
Average Recorded Investment	6,239	8,698	13,945
Total interest included in income	30	85	58
Loans with no related allowance recorded [member] \| Loans Excluded from FASB ASC Topic 310-30 \| Commercial
Financing Receivable, Impaired [Line Items]
Current balance	875	4,498	7,203
Unpaid Principal Balance	1,131	4,660	10,152
Related Allowance	0	0	0
Average Recorded Investment	1,832	4,526	9,873
Total interest included in income	11	62	47
Loans with no related allowance recorded [member] \| Loans Excluded from FASB ASC Topic 310-30 \| Real estate-commercial
Financing Receivable, Impaired [Line Items]
Current balance	1,349	2,986	2,192
Unpaid Principal Balance	2,648	3,216	4,002
Related Allowance	0	0	0
Average Recorded Investment	1,786	2,153	2,504
Total interest included in income	4	18	5
Loans with no related allowance recorded [member] \| Loans Excluded from FASB ASC Topic 310-30 \| Installment
Financing Receivable, Impaired [Line Items]
Current balance	5
Unpaid Principal Balance	5
Related Allowance	0
Average Recorded Investment	2
Total interest included in income	0
Loans with no related allowance recorded [member] \| Loans Excluded from FASB ASC Topic 310-30 \| Home equity
Financing Receivable, Impaired [Line Items]
Current balance	1,893	4,227	1,747
Unpaid Principal Balance	2,899	5,260	2,878
Related Allowance	0	0	0
Average Recorded Investment	2,611	2,006	1,559
Total interest included in income	15	5	6
Loans with no related allowance recorded [member] \| Loans Excluded from FASB ASC Topic 310-30 \| Other
Financing Receivable, Impaired [Line Items]
Current balance	0	11	18
Unpaid Principal Balance	0	11	18
Related Allowance	0	0	0
Average Recorded Investment	8	13	9
Total interest included in income	$ 0	$ 0	$ 0

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

+ Details

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Period Type:	instant

- Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 17

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5258-111524

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Period Type:	duration

- Definition

Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953550-111524

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Balance Type:	debit
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- Definition

Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

+ References

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	debit
Period Type:	instant