Geographic, product and industry information - Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Revenue	$ 63,740	$ 56,113	$ 178,163	$ 146,259
Americas
Segment Reporting Information [Line Items]
Revenue	39,016	35,797	107,586	87,636
EMEA
Segment Reporting Information [Line Items]
Revenue	19,069	15,482	54,179	45,207
APAC
Segment Reporting Information [Line Items]
Revenue	$ 5,655	$ 4,834	$ 16,398	$ 13,416

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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+ Details