PENSION PLANS - Discount Rates (Details) |
Dec. 31, 2019 |
Sep. 30, 2019 |
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| Supplemental defined benefit pension plan | Ìý | Ìý |
| Defined Benefit Plan Disclosure [Line Items] | Ìý | Ìý |
| Supplemental defined benefit pension plan | Ìý | 3.23% |
| Subsequent Event | U.S. qualified defined benefit pension plan | United States | Ìý | Ìý |
| Defined Benefit Plan Disclosure [Line Items] | Ìý | Ìý |
| Supplemental defined benefit pension plan | 3.34% | Ìý |
| Subsequent Event | Supplemental defined benefit pension plan | Ìý | Ìý |
| Defined Benefit Plan Disclosure [Line Items] | Ìý | Ìý |
| Supplemental defined benefit pension plan | 3.35% | Ìý |
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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