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Regulatory and Rate Matters - PNM Solar Direct, Application for a New 345-kV Transmission Line and Wester Spirit Line (Details) $ in Millions |  |  | 3 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 03, 2019 MW | May 31, 2019 MW | Dec. 31, 2017 | May 01, 2019 USD ($) kv | Aug. 10, 2018 USD ($) kv MW
PNM Solar Direct |  |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |  |
Solar distributed generation (in mw) | MW |  | 50 |  |  |
PPA term |  | 15 years |  |  |
KV Transmission Line |  |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |  |
Solar distributed generation (in mw) | MW | 140 |  |  |  | 166
PPA term | 20 years |  |  |  |
Transmission line and associated facilities | kv |  |  |  | 345 | 345
Estimated cost of project |  |  |  |  | $ 85.0
Facebook Data Center |  |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |  |
PPA term |  |  | 25 years |  |
Estimated cost of project |  |  |  |  | $ 39.0
Estimated cost of project, percentage |  |  |  |  | 4600.00%
Western Spirit Line |  |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |  |
Estimated cost of project |  |  |  | $ 285.0 |
Estimated self-fund amount under agreement |  |  |  | $ 75.0 |
La Joya Wind | KV Transmission Line |  |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |  |
Solar distributed generation (in mw) | MW |  |  |  |  | 140

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