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Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | $ 816,347 | $ 816,347
Accumulated Amortization | (664,209) | (583,059)
Total | 152,138 | 233,288
Intangible Assets, Net (Excluding Goodwill) [Abstract] |  |
Cost | 821,562 | 821,562
Accumulated Amortization | (664,209) | (583,059)
Total | 157,353 | 238,503
Telecommunication licenses |  |
Indefinite-Lived Intangible Assets [Line Items] |  |
Non-amortizable intangible assets: | 4,920 | 4,920
Trademarks and other |  |
Indefinite-Lived Intangible Assets [Line Items] |  |
Non-amortizable intangible assets: | 295 | 295
Developed technology |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | 388,341 | 388,341
Accumulated Amortization | (345,975) | (306,063)
Total | 42,366 | 82,278
Intangible Assets, Net (Excluding Goodwill) [Abstract] |  |
Accumulated Amortization | (345,975) | (306,063)
Customer relationships |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | 348,314 | 348,314
Accumulated Amortization | (248,993) | (215,523)
Total | 99,321 | 132,791
Intangible Assets, Net (Excluding Goodwill) [Abstract] |  |
Accumulated Amortization | (248,993) | (215,523)
Supplier relationships |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | 49,756 | 49,756
Accumulated Amortization | (42,173) | (35,363)
Total | 7,583 | 14,393
Intangible Assets, Net (Excluding Goodwill) [Abstract] |  |
Accumulated Amortization | (42,173) | (35,363)
Trade names |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | 25,968 | 25,968
Accumulated Amortization | (25,825) | (25,014)
Total | 143 | 954
Intangible Assets, Net (Excluding Goodwill) [Abstract] |  |
Accumulated Amortization | (25,825) | (25,014)
Patent |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Cost | 3,968 | 3,968
Accumulated Amortization | (1,243) | (1,096)
Total | 2,725 | 2,872
Intangible Assets, Net (Excluding Goodwill) [Abstract] |  |
Accumulated Amortization | $ (1,243) | $ (1,096)

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