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DERIVATIVE INSTRUMENTS (Estimated Losses in Future Periods) (Details) - Designated as Hedging Instrument [Member] $ in Millions | 3 Months Ended
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Mar. 31, 2020 USD ($)
Natural Gas [Member] |
Derivative Instruments, Gain (Loss) [Line Items] |
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred | $ (7.0)
Energy Related Derivative [Member] |
Derivative Instruments, Gain (Loss) [Line Items] |
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred | (0.2)
Electricity [Member] |
Derivative Instruments, Gain (Loss) [Line Items] |
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred | (1.5)
Canada, Dollars | Foreign Exchange Contract [Member] |
Derivative Instruments, Gain (Loss) [Line Items] |
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred | $ (0.2)

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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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- Definition The estimated value of gains (losses), net anticipated to be transferred in the future from accumulated other comprehensive income into earnings. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80845-113994 + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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