DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Schedule of Outstanding Hedge Contracts) (Details) - Designated as Hedging Instrument [Member] gal in Millions, MMBtu in Millions |
Dec. 31, 2019
gal
MMBtu
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Dec. 31, 2018
gal
MMBtu
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| Natural Gas [Member] | Ìý | Ìý |
| Derivative Instruments and Hedging Activities Disclosures [Line Items] | Ìý | Ìý |
| Derivative, Nonmonetary Notional Amount | MMBtu | 20.1 | 1.8 |
| Energy Related Derivative [Member] | Ìý | Ìý |
| Derivative Instruments and Hedging Activities Disclosures [Line Items] | Ìý | Ìý |
| Derivative, Nonmonetary Notional Amount | gal | 0.8 | 11.0 |
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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. No definition available.
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- Definition Nominal number of units used to calculate payment on derivative. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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