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Balance Sheet Components - Other Property and Investments-Net and Other Non-current Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Balance Sheet Related Disclosures [Abstract] |  |
Equity investments | $ 156,156 | $ 153,350
Operating lease ROU assets | $ 67,407 | $ 67,585
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Total | Total
Finance lease ROU assets | $ 35,504 | $ 36,414
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Total | Total
Non-utility property | $ 33,736 | $ 33,813
Notes receivable | 15,432 | 15,287
Long-term prepaid license fees | 18,447 | 19,448
Pension asset | 35,853 | 32,997
Investment in affiliated trust | 11,547 | 11,547
Deferred compensation assets | 8,484 | 7,794
Other | 16,131 | 15,750
Total | $ 398,697 | $ 393,985

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