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LOANS - Recorded Investment and Number of Modifications (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2018 USD ($) modification | Mar. 31, 2017 USD ($) modification
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Number of Modifications | modification | 5 | 10
Pre-Modification Outstanding Recorded Investment | $ 2,113 | $ 3,114
Post-Modification Outstanding Recorded Investment | $ 2,042 | $ 2,598
Total commercial loans | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Number of Modifications | modification |  | 6
Pre-Modification Outstanding Recorded Investment |  | $ 2,832
Post-Modification Outstanding Recorded Investment |  | $ 2,333
Commercial and industrial loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Number of Modifications | modification | 4 | 1
Pre-Modification Outstanding Recorded Investment | $ 1,995 | $ 24
Post-Modification Outstanding Recorded Investment | $ 1,924 | $ 24
Residential Mortgages | 1-4 Family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Number of Modifications | modification | 1 | 2
Pre-Modification Outstanding Recorded Investment | $ 118 | $ 205
Post-Modification Outstanding Recorded Investment | $ 118 | $ 188
Consumer Loans | Home equity |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Number of Modifications | modification | 0 | 1
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 53
Post-Modification Outstanding Recorded Investment | $ 0 | $ 53

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524 + Details
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