Revenue - Revenue Recognition (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Sep. 30, 2025 |
Sep. 30, 2024 |
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| Capitalized Contract Cost [Line Items] | ||||||
| Current contract assets | $ 700,000 | $ 700,000 | $ 800,000 | $ 1,700,000 | ||
| Non-current contract assets | 0 | 0 | 0 | 0 | ||
| Current contract liabilities | 2,500,000 | 2,500,000 | 1,500,000 | 2,200,000 | ||
| Non-current contract liabilities | $ 36,000 | 36,000 | 37,000 | $ 0 | ||
| Revenue recognized included in contract liability | $ 1,200,000 | |||||
| Practical Expedient, Incremental Costs | true | |||||
| Amortization Period | 3 years | 3 years | ||||
| Current capitalized costs | $ 26,000 | $ 26,000 | 33,000 | |||
| Non-current capitalized costs | 0 | 0 | $ 0 | |||
| Incremental costs amortized | $ 12,000 | $ 22,000 | 37,000 | $ 176,000 | ||
| Impairment related to costs capitalized | $ 0 | $ 0 | ||||
| Payment terms | 30 days | |||||
| Remaining Performance Obligation, Optional Exemption | true | |||||
| Europe | Maximum | ||||||
| Capitalized Contract Cost [Line Items] | ||||||
| Payment terms | 90 days | |||||
| X | ||||||||||
- Definition Performance Obligation, Payment Terms No definition available.
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| X | ||||||||||
- Definition Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amortization period of cost capitalized in obtaining or fulfilling contract with customer, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of impairment loss for asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer; classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer; classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Indicates (true false) whether practical expedient was elected to recognize incremental cost of obtaining contract as expense when incurred if amortization period would have been one year or less. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Indicates (true false) whether optional exemption for variable consideration was applied not to disclose amount of transaction price allocated to and timing of revenue recognition for remaining performance obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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- Details
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