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Detail of Certain Accounts - Intangible Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2026 | Dec. 31, 2025
--- | --- | ---
Goodwill And Intangible Assets [Line Items] |  |
Intangible Assets, subject to amortization | $ 5,050,628 | $ 5,081,114
Accumulated amortization | (2,329,405) | (2,177,926)
Other intangible assets subject to amortization, net | 2,721,223 | 2,903,188
Other intangible assets, net | 2,724,223 | 2,906,188
Engineering license |  |
Goodwill And Intangible Assets [Line Items] |  |
Engineering license | 3,000 | 3,000
Customer relationships |  |
Goodwill And Intangible Assets [Line Items] |  |
Intangible Assets, subject to amortization | 3,535,422 | 3,523,939
Backlog |  |
Goodwill And Intangible Assets [Line Items] |  |
Intangible Assets, subject to amortization | 577,249 | 618,911
Trade names |  |
Goodwill And Intangible Assets [Line Items] |  |
Intangible Assets, subject to amortization | 794,379 | 794,379
Non-compete agreements |  |
Goodwill And Intangible Assets [Line Items] |  |
Intangible Assets, subject to amortization | 91,423 | 91,781
Patented rights, developed technology, process certifications and other |  |
Goodwill And Intangible Assets [Line Items] |  |
Intangible Assets, subject to amortization | 35,440 | 35,413
Curriculum |  |
Goodwill And Intangible Assets [Line Items] |  |
Intangible Assets, subject to amortization | $ 16,715 | $ 16,691

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