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Lease Commitments - Schedule of Weighted Average Remaining Lease Terms and Discount Rates (Details) | Jun. 30, 2025 | Dec. 31, 2024
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Weighted average remaining lease term (years): |  |
Operating leases | 17 years 3 months 3 days | 17 years 5 months 12 days
Financing leases | 3 years 2 months 23 days | 3 years 2 months 12 days
Weighted average discount rate: |  |
Operating leases | 5.70% | 5.68%
Financing leases | 5.33% | 5.12%
PNM |  |
Weighted average remaining lease term (years): |  |
Operating leases | 17 years 3 months 18 days | 17 years 6 months 7 days
Financing leases | 3 years 3 months 21 days | 3 years 6 months 3 days
Weighted average discount rate: |  |
Operating leases | 5.70% | 5.68%
Financing leases | 5.26% | 5.08%
TNMP |  |
Weighted average remaining lease term (years): |  |
Operating leases | 8 months 1 day | 1 year 1 month 6 days
Financing leases | 3 years 1 month 28 days | 2 years 9 months 18 days
Weighted average discount rate: |  |
Operating leases | 4.46% | 4.41%
Financing leases | 5.43% | 5.19%

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