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SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | $ 10,000 | $ 27,606 | $ 28,453
Maximum month-end balance | 25,718 | 30,497 | 32,145
Average balance during year | $ 14,207 | $ 29,120 | $ 30,236
Weighted-average interest rate at December 31 | 3.72% | 3.02% | 2.93%
Average interest rate paid during year | 3.37% | 2.92% | 2.80%
Securities sold under agreements to repurchase | $ 11,798 | $ 38,276 |
Excess collateral held | (1,798) | (10,670) |
Securities sold under agreements to repurchase | 10,000 | 27,606 | $ 28,453
Overnight and Continuous |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 7,606 |
Securities sold under agreements to repurchase | 0 | 13,092 |
Excess collateral held | 0 | (5,486) |
Securities sold under agreements to repurchase | 0 | 7,606 |
Up to 1 Year |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 10,000 | 10,000 |
Securities sold under agreements to repurchase | 11,798 | 10,940 |
Excess collateral held | (1,798) | (940) |
Securities sold under agreements to repurchase | 10,000 | 10,000 |
1 - 3 Years |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 10,000 |
Securities sold under agreements to repurchase | 0 | 14,244 |
Excess collateral held | 0 | (4,244) |
Securities sold under agreements to repurchase | 0 | 10,000 |
3 Years |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 0 |
Securities sold under agreements to repurchase | 0 | 0 |
Excess collateral held | 0 | 0 |
Securities sold under agreements to repurchase | 0 | 0 |
Obligations of U.S. Government and U.S. Government sponsored enterprises |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 1,276 |
Obligations of U.S. Government and U.S. Government sponsored enterprises | Overnight and Continuous |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 0 |
Obligations of U.S. Government and U.S. Government sponsored enterprises | Up to 1 Year |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 1,276 |
Obligations of U.S. Government and U.S. Government sponsored enterprises | 1 - 3 Years |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 0 |
Obligations of U.S. Government and U.S. Government sponsored enterprises | 3 Years |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 0 |
Mortgage-backed securities, residential |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 11,798 | 37,000 |
Mortgage-backed securities, residential | Overnight and Continuous |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 13,092 |
Mortgage-backed securities, residential | Up to 1 Year |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 11,798 | 9,664 |
Mortgage-backed securities, residential | 1 - 3 Years |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | 0 | 14,244 |
Mortgage-backed securities, residential | 3 Years |  |  |
Summary of securities sold under agreements to repurchase [Abstract] |  |  |
Securities sold under agreements to repurchase | $ 0 | $ 0 |

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- Definition Refers to the average interest rate paid during year on assets under repurchase agreement. + References No definition available. + Details
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- Definition Maximum month end carrying value as of the balance sheet date of securities that an institution sells and agrees to repurchase (the identical or substantially the same securities) as a seller-borrower at a specified date for a specified price, also known as a repurchase agreement, or repo. Most repos involve obligations of the federal government or its agencies, but other financial instruments, such as commercial paper, banker's acceptances, and negotiable certificates of deposit, are sometimes used in repos. + References No definition available. + Details
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- Definition Average balance over period for the carrying value as of the balance sheet date of securities that an institution sells and agrees to repurchase (the identical or substantially the same securities) as a seller-borrower at a specified date for a specified price, also known as a repurchase agreement, or repo. Most repos involve obligations of the federal government or its agencies, but other financial instruments, such as commercial paper, banker's acceptances, and negotiable certificates of deposit, are sometimes used in repos. + References No definition available. + Details
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- Definition Interest rate on the amount to be repaid to the counterparty to the repurchase agreement when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under the repurchase agreement exceeds 10 percent of total assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)(i)(A)(ii)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Amount, after the effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)(a)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(1)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=82849420&loc=SL20226008-175313 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=49176635&loc=d3e9760-107771 + Details
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- Definition Fair value of securities pledged as collateral against securities sold under agreement to repurchase. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=82849420&loc=SL20226013-175313 + Details
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- Definition Amount, before effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=82849420&loc=SL20226000-175313 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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