v3.25.4
Goodwill and intangible assets, net (Tables)
 12 Months Ended
Dec. 31, 2025
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill The changes in the carrying amount of goodwill by segment were as follows:
(In millions)
Building Materials
Building Envelope
Total
Balance as of January 1, 2024
$5,042
$3,928
$8,970
Acquisitions
5
98
103
Foreign currency translation adjustment and other
(156)
—
(156)
Balance as of December 31, 2024
$4,891
$4,026
$8,917
Acquisitions
17
—
17
Foreign currency translation adjustment and other(1)
86
—
86
Balance as of December 31, 2025
$4,994
$4,026
$9,020
__________________
(1)Includes measurement period adjustments.
Schedule of Finite-Lived Intangible Assets The estimated useful lives of long-lived intangible assets are as follows:
Customer lists
8 to 20 years
Patented and unpatented technology
8 to 20 years
Software
3 years
Trademarks, brand and other marketing-related items
15 to 25 years
As of December 31, 2025
(In millions)
Gross carrying amount
Accumulated amortization
Total intangible assets, net
Customer relationships
$1,649
$(399)
$1,250
Mining rights
256
(57)
199
Developed technology
182
(65)
117
Software
83
(77)
6
Trade names and trademarks
226
(87)
139
Other intangible assets
101
(84)
17
Intangible assets
$2,497
$(769)
$1,728
As of December 31, 2024
(In millions)
Gross carrying amount
Accumulated amortization
Total intangible assets, net
Customer relationships
$1,626
$(311)
$1,315
Mining rights
252
(51)
201
Developed technology
177
(45)
132
Software
81
(75)
6
Trade names and trademarks
230
(76)
154
Other intangible assets
103
(79)
24
Intangible assets
$2,469
$(637)
$1,832
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense The estimated future amortization of long-lived intangible assets is as follows:
(In millions)
2026
$144
2027
141
2028
137
2029
132
2030
121
Thereafter
1,053
Total
$1,728