v3.26.1
Stock-Based Awards - Summary of PSUs and rTSRUs Activity (Detail)
shares in Thousands
 6 Months Ended
Mar. 31, 2026
$ / shares
shares
PSUs [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unvested, beginning balance | shares 93
Granted | shares 58
Vested | shares (14)
Cancelled | shares (33)
Unvested, ending balance | shares 104
Weighted Average Grant Date Fair Value, Unvested beginning balance | $ / shares $ 8.47
Weighted Average Grant Date Fair Value, Granted | $ / shares 15.39
Weighted Average Grant Date Fair Value, Vested | $ / shares 9.59
Weighted Average Grant Date Fair Value, Cancelled | $ / shares 9.58
Weighted Average Grant Date Fair Value, Unvested ending balance | $ / shares $ 11.81
rTSRUs [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unvested, beginning balance | shares 93
Granted | shares 58
Vested | shares (44)
Cancelled | shares (3)
Unvested, ending balance | shares 104
Weighted Average Grant Date Fair Value, Unvested beginning balance | $ / shares $ 9.57
Weighted Average Grant Date Fair Value, Granted | $ / shares 18.33
Weighted Average Grant Date Fair Value, Vested | $ / shares 20.27
Weighted Average Grant Date Fair Value, Cancelled | $ / shares 10.38
Weighted Average Grant Date Fair Value, Unvested ending balance | $ / shares $ 13.99