v3.26.3
Segment Information - Armada - Interim - Additional Information (Detail)
4 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Dec. 31, 2025
segment
Jun. 30, 2026
segment
Segment
Jun. 30, 2026
Sep. 30, 2025
Segment
Segment Reporting [Line Items]        
Number of reportable segments | segment 1 1    
Armada Acquisition Corp. II        
Segment Reporting [Line Items]        
Number of reportable segments | Segment   1   1
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]     Chief Financial Officer [Member]