v3.26.1
Stock-Based Compensation - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Net proceeds from issuance of common stock under incentive compensation and employee purchase plans     $ 1,334 $ 1,477
Selling, General, and Administrative Expenses [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Stock-based compensation expense, approximately $ 4,200 $ 5,300 $ 6,800 $ 10,800