Segment Information - Additional Information (Detail) - USD ($) $ in Billions |
9 Months Ended | |
|---|---|---|
Sep. 30, 2026 |
Dec. 31, 2025 |
|
| Segment Reporting [Abstract] | ||
| Revenue in excess of billings | $ 0.6 | $ 0.4 |
| Number of reportable segments not disclosed flag | true | |
| Total backlog | $ 6.8 | |
| Percentage of revenue expected to be recognized over next 12 months | 80.00% | |
| Billings and cash collections in excess of revenue | $ 2.7 | $ 2.3 |