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BORROWINGS (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Debt Instrument [Line Items] |  |
Repurchase Agreements | $ 265,997 | $ 237,984
Total short-term borrowings | 326,722 | 268,809
Long-term Federal Home Loan Bank Advances | 35,000 | 10,000
Total long-term borrowings | 35,000 | 10,000
Short-term Debt [Member] |  |
Debt Instrument [Line Items] |  |
Repurchase Agreements | 265,997 | 237,984
FHLBB advances less than 90 days | 50,000 | 25,000
FHLBB and Correspondent Bank Overnight Borrowings | $ 10,725 | $ 5,825

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- Definition Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64702-112823 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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