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GOODWILL AND INTANGIBLE ASSETS, NET - Intangible Assets, Net (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets | $ 202,072 | $ 30,206 |
Less: Accumulated amortization | (39,809) | (16,276) |
Add: Currency translation adjustment | 2 | 36 |
Total intangible assets, net | 162,265 | 13,966 |
Amortization expense for intangible assets | 23,600 | 5,300 | $ 4,500
Developed technology |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets | 30,600 | 500 |
Trade name |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets | 11,300 | 0 |
Customer relationships |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets | 106,800 | 0 |
Backlog |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets | 3,900 | 0 |
Internally developed software |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets | $ 49,472 | $ 29,706 |

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(16)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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