REVENUE (Narrative) (Details) - Commodity Price Risk [Member] - USD ($) $ in Thousands |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|
| Disclosure of products and services [line items] | ||
| Confidence level used to determine risk adjustment | 10.00% | |
| Value at risk | $ 470 | $ 716 |