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ACCOUNTING POLICIES (Details) $ in Millions | 9 Months Ended
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Sep. 30, 2016 USD ($) Component Calculation Segment Factor
Financing Receivable, Allowance for Credit Losses [Line Items] |
Number of broad components used in allowance methodology | Component | 2
Number of calculations used for general loan loss allocation | Calculation | 2
Number of main loan segments | Segment | 5
Period of historical net charge-off data for each loan class used in determining allowance level | 36 months
Number of qualitative environmental factors used in qualitative calculation for loan loss allocation | Factor | 8
Core Deposits [Member] | Minimum [Member] |
Finite-Lived Intangible Assets [Line Items] |
Intangible asset useful life (amortization period) | 7 years
Core Deposits [Member] | Maximum [Member] |
Finite-Lived Intangible Assets [Line Items] |
Intangible asset useful life (amortization period) | 20 years
Customer Relationships [Member] | Minimum [Member] |
Finite-Lived Intangible Assets [Line Items] |
Intangible asset useful life (amortization period) | 7 years
Customer Relationships [Member] | Maximum [Member] |
Finite-Lived Intangible Assets [Line Items] |
Intangible asset useful life (amortization period) | 20 years
Commercial Portfolio Segment [Member] | Minimum [Member] |
Financing Receivable, Allowance for Credit Losses [Line Items] |
Threshold balance of loan individually evaluated for impairment | $ | $ 0.5

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- Definition Refers to the period of historical net charge-off data for each loan class used in determining allowance level, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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