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DERIVATIVES (OCI ROLLFORWARD) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
DERIVATIVES [ABSTRACT] |  |  |  |
Aggregate unrealized net gain/(loss) at beginning of year | $ (5,217) | $ (15,753) | $ (8,278) | $ (15,746)
Add: Net gain/(loss) from change in fair value of cash flow hedges | 5,190 | 2,059 | 10,096 | 5,945
Less: Net (gain)/loss reclassified to earnings from effective hedges | (738) | (3,565) | (2,583) | (7,458)
Aggregate unrealized net gain/(loss) at end of period | $ (765) | $ (17,259) | $ (765) | $ (17,259)

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- Definition Amount, after tax, of accumulated gain (loss) on derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118930883&loc=d3e637-108580 + Details
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