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STOCK INCENTIVE PLAN (Tables)
 12 Months Ended
Sep. 30, 2025
Share-Based Payment Arrangement [Abstract]  
Schedule of Assumptions
The assumptions used in the Black-Scholes option pricing model to value the options granted were as follows:    
Fiscal Year Ended
 September 30, 2025September 30, 2024September 30, 2023
Expected dividend yield (a)n/an/a— %
Expected volatilityn/an/a51 %
Range of risk-free interest ratesn/an/a
3.92%
Range of expected option livesn/an/a
6 years
(a) No options were issued in fiscal 2024 and fiscal 2025.
The assumptions used in the Monte-Carlo method to value the performance share awards granted during the fiscal year ended September 30, 2025 were as follows: 
September 30, 2025September 30, 2024September 30, 2023
Expected dividend yield— %— %— %
Expected volatility46 %47 %
68%
Risk free interest rates4.21 %4.77 %4.15 %
Expected life3 years3 years3 years
Fair value$114.57$162.15$121.52
Schedule of Stock Option Activity
Stock option activity for the period September 30, 2022 to September 30, 2025 was as follows: 

Shares
(in thousands)		Weighted-Average Exercise PriceWeighted-Average Grant Date Fair ValueAggregate Intrinsic Value
(in thousands)		Weighted-Average Remaining Contractual Term (in years)
Outstanding as of September 30, 2022713 $26.00 $13.29 $38,062 5.22
Granted51 $101.66 $54.06 
Exercised(74)$13.26 $9.56 $9,201 
Forfeited— — 
Outstanding as of September 30, 2023690 $32.93 $16.69 $80,152 9.75
Granted— $— $— 
Exercised(253)$18.46 $10.78 $33,270 
Forfeited(12)103.67 
Outstanding as of September 30, 2024425 $39.59 $19.23 $20,584 11.52
Granted— $— $— 
Exercised(13)$11.18 $8.44 $888 
Forfeited— $— 
Outstanding as of September 30, 2025412 $40.46 $19.56 $12,238 10.84
Exercisable as of September 30, 2025397 $38.17 $12,238 8.47
Schedule of Nonvested Share Activity
Changes to the Company’s nonvested RSU awards for the year ended September 30, 2025 were as follows:
Shares
(in thousands)		Weighted-average grant-date fair value
Nonvested as of September 30, 2022262 $58.72 
Granted138 102.71 
Vested(144)47.43 
Forfeited(10)84.89 
Nonvested as of September 30, 2023246 $86.16 
Granted157 127.99 
Vested(134)72.62 
Forfeited(30)115.57 
Dividends1 118.89 
Nonvested as of September 30, 2024240 $117.81 
Granted251 84.08 
Vested(123)114.49 
Forfeited(33)104.39 
Dividends7 96.60 
Nonvested as of September 30, 2025342 $95.14 
Changes to the Company’s non-vested PSU awards for the year ended September 30, 2025 were as follows:
Shares
(in thousands)		Weighted-average grant-date fair value
Nonvested as of September 30, 2022313 $48.19 
Granted69 110.71 
Vested(190)39.94 
Adjustment for achieved performance upon issuance83 39.31 
Forfeited(1)31.67 
Nonvested as of September 30, 2023273 $67.02 
Granted67 151.18 
Vested(269)31.39 
Added by Dividends1 126.08 
Adjustment for achieved performance upon issuance117 31.02 
Forfeited(24)125.08 
Nonvested as of September 30, 2024165 $126.17 
Granted114 105.02 
Vested(60)109.22 
Added by Dividends4 118.30 
Adjustment for achieved performance upon issuance24 105.94 
Forfeited(17)118.00 
Nonvested as of September 30, 2025230 $118.44