| Goodwill and Intangible assets, net |
6. Goodwill and Intangible assets, net The changes in the net carrying amount of goodwill are as follows (in millions): | | | | | | | | | | | | | | | | | | | Gross Carrying Amount | | Accumulated Impairment Losses | | Net Carrying Amount | | Balance as of December 31, 2025 | $ | 3,207 | | | $ | (3,124) | | | $ | 83 | | | | | | | | | Impairment | — | | | — | | | — | | | | | | | | | Balance at March 31, 2026 | $ | 3,207 | | | $ | (3,124) | | | $ | 83 | |
Intangible assets by asset class are as follows (in millions): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | March 31, 2026 | | December 31, 2025 | | Gross Carrying Amount | | Accumulated Amortization | | Net Carrying Amount | | Gross Carrying Amount | | Accumulated Amortization | | Net Carrying Amount | | Intangible assets: | | | | | | | | | | | | | Customer-related and contract based intangibles | $ | 3,192 | | | $ | 1,010 | | | $ | 2,182 | | | $ | 3,192 | | | $ | 957 | | | $ | 2,235 | | | Technology related intangibles | 230 | | | 182 | | | 48 | | | 230 | | | 172 | | | 58 | | | Trade name | 408 | | | 135 | | | 273 | | | 408 | | | 128 | | | 280 | | | Total | $ | 3,830 | | | $ | 1,327 | | | $ | 2,503 | | | $ | 3,830 | | | $ | 1,257 | | | $ | 2,573 | |
Amortization expense from finite-lived intangible assets for the three months ended March 31, 2026 and 2025 was $70 million and $71 million, respectively. Amortization expense from finite-lived intangible assets was recorded in Depreciation and intangible amortization in the Condensed Consolidated Statements of Comprehensive Income (Loss). The following table reflects intangible assets net carrying amount and weighted-average remaining useful lives as of March 31, 2026 and December 31, 2025 (in millions, except for years): | | | | | | | | | | | | | | | | | | | | | | | | | March 31, 2026 | | December 31, 2025 | | Net Carrying Amount | | Weighted-Average Remaining Useful Lives | | Net Carrying Amount | | Weighted-Average Remaining Useful Lives | | Intangible assets: | | | | | | | | | Customer-related and contract-based intangibles | $ | 2,182 | | | 10.2 | | $ | 2,235 | | | 10.5 | | Technology-related intangibles | 48 | | | 1.4 | | 58 | | | 1.6 | | Trade name | 273 | | | 10.3 | | 280 | | | 10.5 | | Total | $ | 2,503 | | | | | $ | 2,573 | | | |
Subsequent to March 31, 2026, the annual amortization expense is expected to be as follows (in millions): | | | | | | | | | | | | | | | | | | | | | | | | | Customer-Related and Contract Based Intangibles | | Technology Related Intangibles | | Trade Name Intangibles | | Total | | 2026 (April - December) | $ | 160 | | | $ | 28 | | | $ | 20 | | | $ | 208 | | | 2027 | 214 | | | 19 | | | 27 | | | 260 | | | 2028 | 214 | | | 1 | | | 27 | | | 242 | | | 2029 | 214 | | | — | | | 27 | | | 241 | | | 2030 | 214 | | | — | | | 27 | | | 241 | | | Thereafter | 1,166 | | | — | | | 145 | | | 1,311 | | | Total amortization expense | $ | 2,182 | | | $ | 48 | | | $ | 273 | | | $ | 2,503 | |
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