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Related Party Transactions | 3 Months Ended
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Mar. 31, 2018
Related Party Transactions [Abstract] |
Related Party Transactions | Related Party Transactions PNMR, PNM, TNMP, and NMRD are considered related parties as defined under GAAP, as is PNMR Services Company, a wholly-owned subsidiary of PNMR that provides corporate services to PNMR and its subsidiaries in accordance with shared services agreements. These services are billed at cost on a monthly basis to the business units. In addition, PNMR provides construction and operations and maintenance services to NMRD, a 50% owned subsidiary of PNMR Development (Note 1), and PNM purchases renewable energy from certain NMRD-owned facilities at a fixed price per MWh of energy produced. The table below summarizes the nature and amount of related party transactions of PNMR, PNM, TNMP, and NMRD:
| Three Months Ended
| March 31,
| 2018 |  | 2017
| (In thousands)
Services billings: |  |  |
PNMR to PNM | $ | 23,679 |  |  | $ | 24,402 |
PNMR to TNMP | 8,365 |  |  | 8,137 |
PNM to TNMP | 86 |  |  | 85 |
TNMP to PNMR | 35 |  |  | 35 |
PNMR to NMRD | 78 |  |  | — |
Renewable energy purchases: |  |  |
PNM from NMRD | 370 |  |  | — |
Interest billings: |  |  |
PNMR to PNM | 62 |  |  | — |
PNM to PNMR | 66 |  |  | 43 |
PNMR to TNMP | 8 |  |  | 31 |
Income tax sharing payments: |  |  |
PNMR to PNM | — |  |  | — |
PNMR to TNMP | — |  |  | — |
TNMP to PNMR | — |  |  | — |

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- References No definition available. + Details
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- Definition The entire disclosure for related party transactions. Examples of related party transactions include 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -URI http://asc.fasb.org/topic&trid=2122745 + Details
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