v3.26.1
NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Calculation of Basic and Diluted Net Income Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Accounting Policies [Abstract]        
Net income $ 8,367 $ 2,396 $ 20,675 $ 6,936
Weighted-average shares outstanding - basic (in shares) 45,175 45,894 45,311 45,632
Common stock equivalents (in shares) 3,534 954 3,265 1,158
Weighted-average shares outstanding - diluted (in shares) 48,709 46,848 48,576 46,790
Net income per share:        
Basic (in dollars per share) $ 0.19 $ 0.05 $ 0.46 $ 0.15
Diluted (in dollars per share) $ 0.17 $ 0.05 $ 0.43 $ 0.15