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COMMITMENTS AND CONTINGENCIES COMMITMENTS AND CONTINGENCIES (Narrative) (Details) - USD ($) | Mar. 31, 2020 | Dec. 31, 2019
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Legal Proceedings [Line Items] |  |
Contractual Amounts Of Financial Instrument | $ 769,370,000 | $ 739,860,000
Loss Contingency Accrual | 0 | 0
Cancellable Commitment [Member] |  |
Legal Proceedings [Line Items] |  |
Contractual Amounts Of Financial Instrument | $ 272,500,000 | $ 274,600,000

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- Definition Amount of loss contingency liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349 + Details
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