XML 113 R97.htm IDEA: XBRL DOCUMENT v3.24.2.u1

Lease Commitments - Operating Lease Balance Sheet Information (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Operating leases:
Operating lease assets, net of amortization	$ 177,285	$ 182,201
Current portion of operating lease liabilities	10,834	12,267
Long-term portion of operating lease liabilities	159,592	167,000
PNM
Operating leases:
Operating lease assets, net of amortization	175,363	180,370
Current portion of operating lease liabilities	9,963	11,371
Long-term portion of operating lease liabilities	158,609	166,191
TNMP
Operating leases:
Operating lease assets, net of amortization	1,362	1,814
Current portion of operating lease liabilities	835	895
Long-term portion of operating lease liabilities	$ 457	$ 809

X

- Definition

Operating Lease, Assets and Liabilities, Lessee [Abstract]

+ References

No definition available.

+ Details

Name:	pnm_OperatingLeaseAssetsAndLiabilitiesLesseeAbstract
Namespace Prefix:	pnm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

Name:	us-gaap_OperatingLeaseLiabilityCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

Name:	us-gaap_OperatingLeaseLiabilityNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

Name:	us-gaap_OperatingLeaseRightOfUseAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	dei_LegalEntityAxis=pnm_PublicServiceCompanyOfNewMexicoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=pnm_TexasNewMexicoPowerCompanyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: