v3.26.1
Share Based Compensation - Summary of Activities of Service-based RSU (Detail) - Restricted Stock Units (RSUs) - $ / shares
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Number of RSUs      
Number of RSUs, Unvested Beginning balance 1,658,350 40,202,250 82,517,550
Number of RSUs, Vested (1,658,350) (38,389,025) (42,129,300)
Number of RSUs, Forfeited   (154,875) (186,000)
Number of RSUs, Unvested Ending balance 0 1,658,350 40,202,250
Weighted-Average Grant-Date Fair Value      
Weighted-Average Grant-Date Fair Value, Unvested Beginning balance $ 0.02 $ 0.01 $ 0.01
Weighted-Average Grant-Date Fair Value, Vested 0.02 0.01 0.03
Weighted-Average Grant-Date Fair Value, Forfeited   0.07 0.04
Weighted-Average Grant-Date Fair Value, Unvested Ending balance $ 0 $ 0.02 $ 0.01