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LEASES - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
Lessee, Lease, Description [Line Items] |  |  |  |
Operating lease, weighted average remaining lease term | 11 years 7 months 28 days |  | 11 years 7 months 28 days |
Operating lease, weighted average discount rate | 3.37% |  | 3.37% |
Operating leases, rent expense | $ 300 |  | $ 500 |
Finance lease, weighted average remaining lease term | 13 years 5 months 16 days |  | 13 years 5 months 16 days |
Finance lease, weighted average discount rate | 3.34% |  | 3.34% |
Director |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating leases, rent expense | $ 21 | $ 24 | $ 45 | $ 36
1365 New Scotland Road, Slingerlands, New York | Director |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating leases, rent expense | $ 16 | $ 12 | 28 | $ 24
Operating lease, monthly rent expense |  |  | 4 |
2 Rush Street, Schenectady, New York | Director |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating lease, monthly rent expense |  |  | $ 8 |

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- Definition Weighted average discount rate for finance lease calculated at point in time. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(4) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971 + Details
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- Definition Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(3) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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