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v3.19.3.a.u2

Electric Operating Revenue Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | $ 1,377,208 | $ 1,359,740 | $ 1,321,023
Alternative revenue programs |  |  |  |  |  |  |  |  | (542) | 1,756 | 15,779
Other electric operating revenue |  |  |  |  |  |  |  |  | 80,937 | 75,117 | 108,201
Total electric operating revenues | $ 344,144 | $ 433,586 | $ 330,228 | $ 349,645 | $ 343,756 | $ 422,666 | $ 352,313 | $ 317,878 | 1,457,603 | 1,436,613 | 1,445,003
Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total electric operating revenues |  |  |  |  |  |  |  |  | 1,457,603 | 1,436,613 | 1,445,003
Transmission |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 124,162 | 121,271 |
Miscellaneous |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 16,702 | 23,081 |
Public Service Company of New Mexico |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 1,010,898 | 1,019,291 | 992,462
Alternative revenue programs |  |  |  |  |  |  |  |  | 1,987 | (2,443) | 3,567
Other electric operating revenue |  |  |  |  |  |  |  |  | 80,937 | 75,117 | 108,201
Total electric operating revenues | 255,172 | 331,113 | 238,219 | 269,318 | 259,848 | 331,374 | 264,511 | 236,232 | 1,093,822 | 1,091,965 | 1,104,230
Public Service Company of New Mexico | Transmission |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 57,214 | 54,280 |
Public Service Company of New Mexico | Miscellaneous |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 13,134 | 14,098 |
Texas-New Mexico Power Company |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 366,310 | 340,449 | 328,561
Alternative revenue programs |  |  |  |  |  |  |  |  | (2,529) | 4,199 | 12,212
Other electric operating revenue |  |  |  |  |  |  |  |  | 0 | 0 |
Total electric operating revenues | $ 88,972 | $ 102,473 | $ 92,009 | $ 80,327 | $ 83,908 | $ 91,292 | $ 87,802 | $ 81,646 | 363,781 | 344,648 | $ 340,773
Texas-New Mexico Power Company | Transmission |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 66,948 | 66,991 |
Texas-New Mexico Power Company | Miscellaneous |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 3,568 | 8,983 |
Residential | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 578,625 | 563,297 |
Residential | Public Service Company of New Mexico | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 427,883 | 433,009 |
Residential | Texas-New Mexico Power Company | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 150,742 | 130,288 |
Commercial | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 513,940 | 519,594 |
Commercial | Public Service Company of New Mexico | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 396,987 | 408,333 |
Commercial | Texas-New Mexico Power Company | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 116,953 | 111,261 |
Industrial | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 92,006 | 78,436 |
Industrial | Public Service Company of New Mexico | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 69,601 | 61,119 |
Industrial | Texas-New Mexico Power Company | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 22,405 | 17,317 |
Public authority | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 26,016 | 27,297 |
Public authority | Public Service Company of New Mexico | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 20,322 | 21,688 |
Public authority | Texas-New Mexico Power Company | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 5,694 | 5,609 |
Economy energy service | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 25,757 | 26,764 |
Economy energy service | Public Service Company of New Mexico | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | 25,757 | 26,764 |
Economy energy service | Texas-New Mexico Power Company | Electricity |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Contracts with customers |  |  |  |  |  |  |  |  | $ 0 | $ 0 |

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