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ACQUISITIONS (Details) - Acquisition details - USD ($) shares in Thousands | 6 Months Ended |  |  |
--- | --- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | May 30, 2024 | Jan. 08, 2024 | Dec. 31, 2023
Business Acquisition [Line Items] |  |  |  |  |
Cash paid in business combinations, net of cash acquired | $ 720,821,000 | $ 55,379,000 |  |  |
Goodwill | 2,417,747,000 |  |  |  | $ 1,535,845,000
Invecas |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash acquired |  |  |  | $ 23,800,000 |
Cash paid in business combinations, net of cash acquired | $ 71,500,000 |  |  |  |
Current assets |  |  |  | 50,608,000 |
Goodwill |  |  |  | 42,480,000 |
Acquired intangibles |  |  |  | 15,500,000 |
Other long-term assets |  |  |  | 24,402,000 |
Total assets acquired |  |  |  | 132,990,000 |
Current liabilities |  |  |  | 17,114,000 |
Long-term liabilities |  |  |  | 20,635,000 |
Total liabilities assumed |  |  |  | 37,749,000 |
Total purchase consideration |  |  |  | 95,241,000 |
Weighted-average useful life of definite-lived intangible assets acquired | 6 years 9 months 18 days |  |  |  |
Invecas | Agreements and Relationship [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Acquired finite-lived intangibles |  |  |  | 15,000,000.0 |
Invecas | Tradename Trademark and Patents [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Acquired finite-lived intangibles |  |  |  | $ 500,000 |
BETA CAE |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash acquired |  |  | $ 91,300,000 |  |
Cash paid in business combinations, net of cash acquired | $ 636,200,000 |  |  |  |
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable | $ 501,800,000 |  |  |  |
Current assets |  |  | 122,215,000 |  |
Goodwill |  |  | 827,212,000 |  |
Acquired intangibles |  |  | 345,000,000 |  |
Other long-term assets |  |  | 16,890,000 |  |
Total assets acquired |  |  | 1,311,317,000 |  |
Current liabilities |  |  | 41,175,000 |  |
Long-term liabilities |  |  | 40,907,000 |  |
Total liabilities assumed |  |  | 82,082,000 |  |
Total purchase consideration |  |  | 1,229,235,000 |  |
Weighted-average useful life of definite-lived intangible assets acquired | 11 years |  |  |  |
Acquisition consideration transferred | $ 1,140,000,000 |  |  |  |
Stock Issued During Period, Shares, Acquisitions | 1,740 |  |  |  |
Finite-lived Intangible Assets Acquired | $ 345,000,000 |  |  |  |
Separately recognized transactions, assets recognized for payment to third-party agent at close |  |  | $ 55,800,000 |  |
BETA CAE | Agreements and Relationship [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Weighted-average useful life of definite-lived intangible assets acquired | 15 years |  |  |  |
Finite-lived Intangible Assets Acquired | $ 190,000,000 |  |  |  |
BETA CAE | Tradename Trademark and Patents [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Weighted-average useful life of definite-lived intangible assets acquired | 7 years |  |  |  |
Finite-lived Intangible Assets Acquired | $ 15,000,000 |  |  |  |
BETA CAE | Existing Technology [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Weighted-average useful life of definite-lived intangible assets acquired | 6 years |  |  |  |
Finite-lived Intangible Assets Acquired | $ 140,000,000 |  |  |  |
Other business combinations |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash paid in business combinations, net of cash acquired | 13,300,000 |  |  |  |
Goodwill | 13,100,000 |  |  |  |
Acquired intangibles | $ 3,500,000 |  |  |  |
Weighted-average useful life of definite-lived intangible assets acquired | 6 years 3 months 18 days |  |  |  |

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