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Related Party Transactions (Tables)

6 Months Ended

Jun. 30, 2025

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

The table below summarizes the nature and amount of related party transactions of TXNM, PNM, TNMP, and NMRD:

			Three Months Ended												Six Months Ended
			June 30,												June 30,
			2025						2024						2025						2024
			(In thousands)
Services billings:
TXNM to PNM			$	35,317					$	31,023					$	67,404					$	66,430
TXNM to TNMP			14,109						12,885						27,485						27,121
PNM to TNMP			86						109						165						190
TNMP to TXNM			28						—						56						10
TXNM to NMRD			—						—						—						66
Renewable energy purchases:
PNM from NMRD			—						—						—						1,523
Interest billings:
TXNM to PNM			76						25						84						39
PNM to TXNM			132						154						265						309
TXNM to TNMP			41						22						186						179

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- References

No definition available.

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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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 850
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483326/850-10-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 850
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483326/850-10-50-1

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