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Related Party Transactions (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
PNMR Development |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Ownership | 50.00% |  | 50.00% |
Services billings: | PNMR to PNM |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | $ 29,142 | $ 28,378 | $ 60,642 | $ 56,071
Services billings: | PNMR to TNMP |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 11,333 | 10,252 | 23,727 | 20,556
Services billings: | PNM to TNMP |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 104 | 123 | 169 | 216
Services billings: | TNMP to PNMR |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 35 | 35 | 71 | 71
Services billings: | PNMR to NMRD |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 82 | 81 | 164 | 145
Renewable energy purchases: | PNM from NMRD |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 3,748 | 3,801 | 6,109 | 6,422
Interconnection and facility study billings: | PNM from NMRD |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 0 | 0 | 0 | 0
Interconnection and facility study billings: | PNM to PNMR |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 0 | 0 | 0 | 0
Interconnection and facility study billings: | NMRD to PNM |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 0 | 0 | 0 | 0
Interest billings: | PNMR to PNM |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 7 | 2 | 10 | 9
Interest billings: | PNMR to TNMP |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 117 | 72 | 128 | 117
Interest billings: | PNM to PNMR |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 143 | 47 | 273 | 70
Income tax sharing payments: | PNMR to PNM |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | 0 | 0 | 0 | 0
Income tax sharing payments: | TNMP to PNMR |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amount of related party transaction | $ 0 | $ 0 | $ 0 | $ 0

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