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Intangible Assets and Liabilities Gross Carrying Amount and Accumulated Amortization (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | ---
Intangible Assets [Line Items] |  |  |  |
Intangible assets, Accumulated (Amortization) Accretion | $ (850,011) | $ (840,193) |  |
Intangible assets, Net | 60,052 |  |  |
Intangible assets, Gross | 910,063 | 905,134 | $ 922,844 | $ 928,422
Intangible assets, Net | 60,052 | 64,941 |  |
Intangible liabilities, Gross | (23,900) | (23,900) | $ (23,900) | $ (23,900)
Intangible liabilities, Accumulated (Amortization) Accretion | 23,900 | 23,900 |  |
Intangible liabilities, Net | 0 | 0 |  |
Core-developed technology [Member] |  |  |  |
Intangible Assets [Line Items] |  |  |  |
Intangible assets, Gross | 500,000 | 498,601 |  |
Intangible assets, Accumulated (Amortization) Accretion | (495,338) | (492,782) |  |
Intangible assets, Net | 4,662 | 5,819 |  |
Customer contracts and relationships [Member] |  |  |  |
Intangible Assets [Line Items] |  |  |  |
Intangible assets, Gross | 325,346 | 322,360 |  |
Intangible assets, Accumulated (Amortization) Accretion | (272,107) | (265,503) |  |
Intangible assets, Net | 53,239 | 56,857 |  |
Trademarks and trade names [Member] |  |  |  |
Intangible Assets [Line Items] |  |  |  |
Intangible assets, Gross | 72,699 | 72,156 |  |
Intangible assets, Accumulated (Amortization) Accretion | (70,727) | (70,101) |  |
Intangible assets, Net | 1,972 | 2,055 |  |
Other Intangible Assets [Member] |  |  |  |
Intangible Assets [Line Items] |  |  |  |
Intangible assets, Gross | 12,018 | 12,017 |  |
Intangible assets, Accumulated (Amortization) Accretion | (11,839) | (11,807) |  |
Intangible assets, Net | $ 179 | $ 210 |  |

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