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Commitments and Contingencies - Navajo National Allottee Matters (Details) - Public Service Company of New Mexico $ in Millions |  | 1 Months Ended | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jul. 29, 2022 USD ($) | Sep. 30, 2012 land_owner | Dec. 31, 2022 USD ($) allotment_parcel | Dec. 01, 2015 allotment_parcel | Jul. 13, 2015 a | Jan. 22, 2015 allotment_parcel
Loss Contingencies [Line Items] |  |  |  |  |  |
Payments for legal settlements | $ | $ 19.8 |  |  |  |  |
Navajo Nation Allottee Matters |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Number of landowners involved in the appeal | land_owner |  | 43 |  |  |  |
Number of allotments where landowners are revoking rights of way renewal consents (in allotment parcels) |  |  | 6 |  |  |
Allotments with right-of-way renewals not previously contested (in allotment parcels) |  |  |  |  |  | 10
Acres of land at issue (in acres) | a |  |  |  |  | 15.49 |
Number of allotment parcels that cannot be condemned |  |  |  | 2 |  |
Number of allotment parcels at issue |  |  |  | 5 |  |
Payments for legal settlements | $ |  |  | $ 1.5 |  |  |

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