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Related Party Transactions (Tables) | 3 Months Ended
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Mar. 31, 2015
Related Party Transactions [Abstract] |
Schedule of Related Party Transactions | The table below summarizes the nature and amount of related party transactions of PNMR, PNM, and TNMP:
| Three Months Ended
| March 31,
| 2015 |  | 2014
| (In thousands)
Services billings: |  |  |
PNMR to PNM | $ | 22,727 |  |  | $ | 21,066 |
PNMR to TNMP | 7,078 |  |  | 7,261 |
PNM to TNMP | 92 |  |  | 109 |
TNMP to PNMR | 10 |  |  | — |
Interest billings: |  |  |
PNMR to TNMP | 79 |  |  | 96 |
PNMR to PNM | 6 |  |  | 53 |
PNM to PNMR | 29 |  |  | 26 |
Income tax sharing payments: |  |  |
PNMR to PNM | — |  |  | — |
PNMR to TNMP | — |  |  | — |

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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
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