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Note 14 - Stock Based Compensation (Tables)

12 Months Ended

Sep. 30, 2025

Notes Tables

Share-Based Payment Arrangement, Cost by Plan [Table Text Block]

		Year Ended September 30,
		2025				2024				2023
Restricted stock units		$	18,886			$	12,505			$	7,446
Employee stock purchase plan			963				1,245				1,345
Total stock-based compensation expense for continuing operations		$	19,849			$	13,750			$	8,791
Income tax benefit			(3,374	)			(1,925	)			(1,319	)
Total compensation expense included in the statement of operations		$	16,475			$	11,825			$	7,472

Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]

						Weighted
						Average
		Shares				Grant Date
		(in thousands)				Fair Value
Unvested as of September 30, 2024			764,111			$	59.65
Granted			641,843			$	45.00
Vested			(208,178	)		$	58.75
Forfeited			(167,942	)		$	68.77
Unvested as of September 30, 2025			1,029,834			$	49.29

		Year Ended September 30,
		2025				2024				2023
Time-based restricted stock units			448,375				282,268				311,609
Performance-based restricted stock units			193,468				383,625				278,457
Total units			641,843				665,893				590,066

Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]

		Year Ended September 30,
		2025				2024				2023
Risk-free interest rate			4.6	%			5.3	%			5.2	%
Volatility			41	%			47	%			57	%
Expected life			6 months				6 months				6 months

X

- Definition

Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit.

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
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-Publisher FASB
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- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

+ References

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+ References

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