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Investments in Affiliates and Other Entities - Equity Method Investments (Details) $ in Thousands | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Nov. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) investment | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) miles
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Length of electric transmission and distribution system | miles |  |  |  |  | 18,000
Equity in earnings of integral unconsolidated affiliates |  |  | $ 52,466 | $ 44,061 | $ 11,303
Carrying amount that exceed share of underlying net equity in net assets |  | $ 37,800 | 37,800 | 11,500 |
Amortization of the basis difference |  |  | $ 1,900 | 500 | $ 0
LUMA Energy LLC |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Operation and maintenance period |  |  |  |  | 15 years
LUMA Energy LLC |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Equity interest |  | 50.00% | 50.00% |  |
Integral Affiliate Offering Right-of-way Solutions |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Equity interest |  | 44.00% | 44.00% |  |
Integral Affiliate That Provides Various Services |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Equity interest |  | 44.00% | 44.00% |  |
Payments to interest in entity | $ 30,700 |  |  |  |
Integral Affiliates |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Related party receivables |  | $ 96,900 | $ 96,900 | 60,200 |
Related party payables |  | $ 9,300 | 9,300 | 56,300 |
Recognized revenue from related party |  |  | 154,700 | 74,100 |
Related party cost of sales |  |  | 134,500 | 116,200 |
Integral Unconsolidated Affiliates |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Equity in earnings of integral unconsolidated affiliates |  |  | 52,500 | 44,100 | $ 11,300
Non-Integral Unconsolidated Affiliates |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Number of investments sold | investment |  | 1 |  |  |
Total consideration |  | $ 58,400 |  |  |
Realized gain (loss) on disposal |  | 25,900 |  |  |
Equity in earnings of integral unconsolidated affiliates |  |  | 20,300 | $ 2,100 | $ (10,000)
Non-Integral Unconsolidated Affiliates | Non-controlling Interests |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Realized gain (loss) on disposal |  | 10,400 |  |  |
Integral and Non-Integral Unconsolidated Affiliates |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Undistributed earnings of unconsolidated affiliates |  | $ 47,000 | $ 47,000 |  |

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