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v3.26.1

Operating Revenues - Deferred revenue and unbilled revenue balances (Details) - USD ($) $ in Thousands | Mar. 31, 2026 | Dec. 31, 2025
--- | --- | ---
Nature of Operations and Summary of Significant Accounting Policies [Line Items] |  |
Unbilled revenue | $ 26,960 | $ 27,794
Deferred revenue - other current liabilities | 85,785 | 163,894
Deferred revenue - other long-term liabilities | 181,870 | 128,509
Deferred revenue | 267,655 | 292,403
Net deferred revenue | 240,695 | 264,609
Other current assets |  |
Nature of Operations and Summary of Significant Accounting Policies [Line Items] |  |
Unbilled revenue | 1,133 | 1,133
Other long-term assets |  |
Nature of Operations and Summary of Significant Accounting Policies [Line Items] |  |
Unbilled revenue | $ 25,827 | $ 26,661

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