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Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2023

Accounting Policies [Abstract]

Schedule of Inventories

Inventories consist of the following (in thousands):

						September 30,
						2023						2022
Finished goods						$	11,699					$	10,164
Raw materials						24,175						58,201
						$	35,874					$	68,365

Schedule of Earnings Per Share, Basic and Diluted

The following table sets forth the computation of basic and diluted net income per share (in thousands, except per share data):

						Years Ended September 30,
						2023						2022						2021
Numerator
Net income						$	394,948					$	322,160					$	331,241
Denominator
Weighted average shares outstanding — basic						59,909						60,274						60,707
Dilutive effect of common shares from stock options and restricted stock units						361						823						1,350
Weighted average shares outstanding — diluted						60,270						61,097						62,057
Basic net income per share						$	6.59					$	5.34					$	5.46
Diluted net income per share						$	6.55					$	5.27					$	5.34

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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-Topic 210
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