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LEASES - OBLIGATIONS UNDER FINANCE LEASE (Details) $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 30, 2019 USD ($) MW | Dec. 31, 2009 USD ($)
Leases [Abstract] |  |
Power purchase contract period | 25 years |
Firm capacity from power purchase contract (in megawatts) | MW | 236 |
Minimum energy requirements over remaining term of power purchase contract (in megawatts) | MW | 0 |
Power purchase contract renewal period | 10 years |
Maximum regulatory asset for power purchase contract |  | $ 78.5
Regulatory asset at end of life of power purchase contract | $ 0.0 |
Finance lease obligation | 21.0 |
Finance lease obligation at end of life of power purchase contract | $ 0.0 |

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- Definition Present value of lessee's discounted obligation for lease payments from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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- References No definition available. + Details
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- Definition The finance lease obligation for a power purchase contract remaining at the end of the life of the contract. + References No definition available. + Details
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- Definition Firm capacity, in megawatts, from a purchased power agreement accounted for as a finance lease. + References No definition available. + Details
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- Definition The maximum amount of a regulatory asset recorded for a power purchase contract accounted for as a finance lease. + References No definition available. + Details
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- Definition The minimum energy requirements, in megawatts, over the remaining term of a purchased power agreement accounted for as a finance lease. + References No definition available. + Details
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- Definition Power purchase contract expected future renewable period. + References No definition available. + Details
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- Definition Power purchase contract period. + References No definition available. + Details
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- Definition Regulatory asset value at the end of life of contract. + References No definition available. + Details
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