Goodwill - Summary of Changes in Carrying Amount of Goodwill by Reportable Segment (Detail) $ in Thousands	6 Months Ended
	Mar. 31, 2023 USD ($)
Goodwill [Line Items]
Beginning balance	$ 235,585
Goodwill acquired	318,605
Foreign currency translation	4,423
Ending balance	558,613
Retail Operations [Member]
Goodwill [Line Items]
Beginning balance	166,551
Goodwill acquired	318,605
Foreign currency translation	4,423
Ending balance	489,579
Product Manufacturing [Member]
Goodwill [Line Items]
Beginning balance	69,034
Ending balance	$ 69,034