XML 67 R51.htm IDEA: XBRL DOCUMENT v3.25.3

Related Party Transactions (Tables)

9 Months Ended

Sep. 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												Nine Months Ended
			September 30,												September 30,
			2025						2024						2025						2024
			(In thousands)
Services billings:
TXNM to PNM			$	30,866					$	33,095					$	98,270					$	99,525
TXNM to TNMP			12,136						13,192						39,621						40,314
PNM to TNMP			82						178						247						368
TNMP to TXNM			22						75						78						85
TNMP to PNM			—						497						—						497
TXNM to NMRD			—						—						—						66
Renewable energy purchases:
PNM from NMRD			—						—						—						1,523
Interest billings:
TXNM to PNM			49						77						133						116
PNM to TXNM			133						156						398						465
TXNM to TNMP			24						23						210						202

X

- References

No definition available.

+ Details

Name:	us-gaap_RelatedPartyTransactionsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- 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

+ Details

Name:	us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration