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Stock Award Plans (Tables)

12 Months Ended

Sep. 30, 2024

Share-Based Payment Arrangement [Abstract]

Schedule of Option Activity

A summary of stock option activity and changes during the year are as follows.

Options			Number of Options			Weighted Average Exercise Price			Weighted Average Remaining Contractual Term (Years)			Aggregate Intrinsic Value (In thousands)
Outstanding at September 30, 2022			1,137,608			$	30.06		8			$	5,330
Granted			779,740			28.47
Exercised			(35,877)			30.39
Forfeited			(173,646)			30.07
Outstanding at September 30, 2023			1,707,825			29.32			8			—
Granted			—			—
Exercised			(196,086)			26.45
Forfeited			(157,114)			30.07
Outstanding at September 30, 2024			1,354,625			$	29.65		7			$	7,040
Exercisable at September 30, 2024			512,778			$	29.98		5			$	2,499

Schedule of Miscellaneous Information Related to Stock Options

The table below presents other information regarding stock options.

Year ended September 30,			2024			2023			2022
			(In thousands, except grant date fair value per stock option)
Compensation cost for stock options			$	1,571		$	1,875		$	1,296
Weighted average grant date fair value per stock option			6.14			5.91			5.10
Total intrinsic value of options exercised			1,228			214			433
Grant date fair value of options exercised			690			198			345
Cash received from option exercises			5,187			1,089			1,823

Summary of Nonvested Activity

The following is a summary of activity related to unvested stock options.

Year ended September 30,			2024									2023									2022
Unvested Stock Options			Options Outstanding			Weighted Average Grant Date Fair Value						Options Outstanding			Weighted Average Grant Date Fair Value						Options Outstanding			Weighted Average Grant Date Fair Value
Outstanding at beginning of period			1,390,422			$	5.93					981,410			$	5.07					1,031,134			$	4.39
Granted			—			—						779,740			7.11						352,043			7.18
Vested			(412,160)			3.20						(217,695)			6.13						(223,387)			5.32
Forfeited			(135,011)			6.07						(153,033)			5.38						(178,380)			5.02
Outstanding at end of period			843,251			$	5.50					1,390,422			$	5.93					981,410			$	5.07

The following table summarizes information about unvested restricted stock activity.

Year ended September 30,			2024									2023									2022
Non-vested Restricted Stock			Outstanding			Weighted Average Fair Value						Outstanding			Weighted Average Fair Value						Outstanding			Weighted Average Fair Value
Outstanding at beginning of period			495,782			$	24.40					489,777			$	21.64					522,991			$	19.96
Granted			366,616			28.84						247,966			26.48						224,593			25.34
Vested			(250,001)			30.87						(119,956)			29.87						(246,119)			21.34
Forfeited			(43,410)			26.22						(122,005)			12.16						(11,688)			23.96
Outstanding at end of period			568,987			$	24.28					495,782			$	24.40					489,777			$	21.64

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Tabular disclosure of the changes in outstanding nonvested shares.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Schedule of Other Information Related to Stock Option Activity [Table Text Block]

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