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EMPLOYEE BENEFIT PLANS - Narrative (Details) $ in Thousands |  |  |  | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Aug. 30, 2022 plan | Jun. 21, 2022 plan | Jan. 01, 2021 plan | Jun. 30, 2023 USD ($) plan | Dec. 31, 2020 plan | Dec. 31, 2022 USD ($)
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |
Number of savings plans | plan |  |  | 1 |  | 2 |
Number of defined benefit plans | plan |  |  |  | 2 |  |
Deferred compensation liability |  |  |  | $ 9,634 |  | $ 8,543
Noncurrent deferred compensation liability |  |  |  | 9,618 |  | 8,527
Current deferred compensation liability |  |  |  | 16 |  | 16
Level 1 |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |
Related rabbi trust assets |  |  |  | 9,635 |  | 8,547
Postretirement Medical Plans |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |
Benefit obligation |  |  |  | 1,419 |  | 1,465
Historical cash payments for retirement medical plan claims per year (less than) |  |  |  | 200 |  |
Defined Benefit Pension Plans | Chemogas Defined Pension Plan |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |
Benefit obligation |  |  |  | $ 392 |  | $ 393
Kechu BidCo AS and Its Subsidiary Companies (Kappa) |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |
Number of defined contribution plans | plan |  | 1 |  |  |  |
Bergstrom |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |
Number of defined contribution plans | plan | 1 |  |  |  |  |

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