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FAIR VALUE MEASUREMENTS - Summary of Contingent Consideration (Details) - Contingent Consideration - MYR GmbH - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning balance | $ 322 | $ 341 | $ 317 | $ 0
Additions | 0 | 0 | 0 | 341
Changes in valuation assumptions | 0 | (1) | 11 | (1)
Effect of foreign exchange remeasurement | (16) | (6) | (22) | (6)
Ending balance | $ 306 | $ 334 | $ 306 | $ 334

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- Definition Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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