| Intangibles - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Sep. 30, 2022 | 
|---|---|---|
| Finite-Lived Intangible Assets [Line Items] | ||
| Intangible assets, gross | $ 28,641 | $ 5,993 | 
| Less: Accumulated amortization | (3,392) | (2,149) | 
| Total Intangible, net | 25,249 | 3,844 | 
| Domain names | ||
| Finite-Lived Intangible Assets [Line Items] | ||
| Intangible assets, gross | 14,082 | 808 | 
| Customer relationships | ||
| Finite-Lived Intangible Assets [Line Items] | ||
| Intangible assets, gross | 12,298 | 4,598 | 
| Other | ||
| Finite-Lived Intangible Assets [Line Items] | ||
| Intangible assets, gross | $ 2,261 | $ 587 | 
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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. No definition available. 
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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