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EMPLOYEE BENEFIT PLANS - Pension Plan Assets by Asset Category (Detail) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
United States | Equity security funds |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | $ 13,162 | $ 18,122 |
United States | Debt security funds and other |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 17,528 | 18,304 |
United States | Cash and cash equivalents |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 1,283 | 1,006 |
United States | Defined Benefit Pension Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 31,973 | 37,432 | $ 35,802
United States | Defined Benefit Pension Plans | Equity security funds |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 13,162 | 18,122 |
United States | Defined Benefit Pension Plans | Debt security funds and other |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 17,528 | 18,304 |
United States | Defined Benefit Pension Plans | Cash and cash equivalents |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 1,283 | 1,006 |
Foreign Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 271,472 | 319,033 |
Foreign Plan | Equity security funds |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 95,058 | 138,874 |
Foreign Plan | Debt security funds and other |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 125,587 | 111,204 |
Foreign Plan | Cash and cash equivalents |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 3,547 | 2,507 |
Foreign Plan | Defined Benefit Pension Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 239,499 | 281,602 | $ 241,283
Foreign Plan | Defined Benefit Pension Plans | Equity security funds |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 95,058 | 100,453 |
Foreign Plan | Defined Benefit Pension Plans | Debt security funds and other |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | 140,894 | 178,730 |
Foreign Plan | Defined Benefit Pension Plans | Cash and cash equivalents |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | $ 3,547 | $ 2,419 |

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