GOODWILL AND OTHER ACQUIRED INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Activity in Goodwill

The following tables summarize the activity in goodwill:

	Year Ended December 31, 2025
	MA						MIS						Consolidated
	Gross goodwill		Accumulated impairment charge		Net goodwill		Gross goodwill		Accumulated impairment charge		Net goodwill		Gross goodwill		Accumulated impairment charge		Net goodwill
Balance at beginning of year	$	5,626	$	(12)	$	5,614	$	380	$	—	$	380	$	6,006	$	(12)	$	5,994
Additions/ adjustments (1)	135		—		135		8		—		8		143		—		143
Foreign currency translation adjustments	334		—		334		(5)		—		(5)		329		—		329
Reclassification to assets held-for-sale (2)	(89)		—		(89)		—		—		—		(89)		—		(89)
Divestiture of business (3)	(9)		—		(9)		—		—		—		(9)		—		(9)
Ending Balance	$	5,997	$	(12)	$	5,985	$	383	$	—	$	383	$	6,380	$	(12)	$	6,368

	Year Ended December 31, 2024
	MA						MIS						Consolidated
	Gross goodwill		Accumulated impairment charge		Net goodwill		Gross goodwill		Accumulated impairment charge		Net goodwill		Gross goodwill		Accumulated impairment charge		Net goodwill
Balance at beginning of year	$	5,681	$	(12)	$	5,669	$	287	$	—	$	287	$	5,968	$	(12)	$	5,956
Additions/ adjustments (4)	112		—		112		97		—		97		209		—		209
Foreign currency translation adjustments	(167)		—		(167)		(4)		—		(4)		(171)		—		(171)
Ending balance	$	5,626	$	(12)	$	5,614	$	380	$	—	$	380	$	6,006	$	(12)	$	5,994

(1)The 2025 additions/adjustments primarily relate to the acquisition of CAPE Analytics and ICR Chile in 2025.

(2)The 2025 reclassification to assets held-for-sale for the MA segment in the table above relates to the planned divestiture of the MA Regulatory Solutions business, more fully discussed in Note 11.

(3)The 2025 divestiture of business for the MA segment in the table above relates to the divestiture of the MA Learning Solutions Business, more fully discussed in Note 22.

(4)The 2024 additions/adjustments primarily relate to acquisitions in 2024 (most notably GCR, Numerated and Praedicat).

Acquired Intangible Assets and Related Amortization

Acquired intangible assets and related accumulated amortization consisted of:

	December 31,
	2025		2024
Customer relationships	$	2,165	$	2,035
Accumulated amortization	(724)		(631)
Net customer relationships	1,441		1,404
Software/product technology	774		695
Accumulated amortization	(526)		(419)
Net software/product technology	248		276
Database	164		166
Accumulated amortization	(103)		(89)
Net database	61		77
Trade names	201		199
Accumulated amortization	(96)		(83)
Net trade names	105		116
Other (1)	64		67
Accumulated amortization	(53)		(50)
Net other	11		17
Total	$	1,866	$	1,890

    

(1)Other intangible assets primarily consist of trade secrets, covenants not to compete, and acquired ratings methodologies and models.

Amortization Expense Relating to Acquired Intangible Assets

Amortization expense relating to acquired intangible assets is as follows:

	Year Ended December 31,
	2025		2024		2023
Amortization expense (1)	$	215	$	198	$	198

(1)Amount for the year ended December 31, 2024 excludes incremental amortization expense of $5 million associated with amortizable intangible assets which is presented within charges related to asset abandonment on the consolidated statement of operations, as more fully discussed in Note 22 to the consolidated financial statements.

Estimated Future Amortization Expense for Acquired Intangible Assets Subject to Amortization

Estimated future annual amortization expense for intangible assets subject to amortization is as follows:

Year Ending December 31,
2026	$	207
2027	195
2028	182
2029	150
2030	126
Thereafter	1,006
Total estimated future amortization	$	1,866