PENSIONS AND OTHER POSTRETIREMENT BENEFITS (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2018 |
|
| Pension Plans, Defined Benefit [Member] | ||||
| Defined Benefit Plan Disclosure [Line Items] | ||||
| Payment for Pension Benefits | $ 3.5 | $ 3.3 | $ 6.7 | $ 5.6 |
| Other Postretirement Benefit Plans, Defined Benefit [Member] | ||||
| Defined Benefit Plan Disclosure [Line Items] | ||||
| OPEB Contributions | $ 0.0 | $ 0.0 | $ 0.0 | $ 0.0 |
| X | ||||||||||
- 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.
|
| X | ||||||||||
- Definition Amount of cost (reversal of cost) for other postretirement benefits. Excludes pension benefits. No definition available.
|
| X | ||||||||||
- Definition Amount of cash outflow for pension benefit. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. Excludes other postretirement benefit. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|