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Goodwill Intangible Assets and Other Long Term Assets - Summary of Changes in Carrying Amount of Goodwill by Reportable Segment (Detail) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Goodwill [Line Items]
Beginning balance	$ 84,240	$ 64,006
Goodwill acquired	111,440	19,614
Foreign currency translation	(117)	620
Ending balance	195,563	84,240
Retail Operations [Member]
Goodwill [Line Items]
Beginning balance	84,240	64,006
Goodwill acquired	71,306	19,614
Foreign currency translation	(117)	620
Ending balance	155,429	$ 84,240
Product Manufacturing [Member]
Goodwill [Line Items]
Goodwill acquired	40,134
Ending balance	$ 40,134

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
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-Publisher FASB
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X

- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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