Business Segments - Additional Information (Detail) |
3 Months Ended |
|---|---|
|
Mar. 31, 2026
Company
| |
| Segment Reporting Information [Line Items] | |
| Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] | srt:ChiefExecutiveOfficerMember |
| Segment reporting, expense information used by CODM, description | the CODM uses segment income from operations when assessing segment performance and when making decisions to allocate financial resources between segments, primarily through periodic budgeting and segment performance reviews. |
| Chinese Joint Venture Company [Member] | |
| Segment Reporting Information [Line Items] | |
| Equity interest in number of joint venture | 2 |