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v3.23.3

Summary of Significant Accounting Policies - Additional Information (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2023 USD ($) reportable_unit | Sep. 30, 2022 USD ($) | Sep. 30, 2021 USD ($) | Oct. 01, 2022 USD ($) | Sep. 30, 2020 USD ($)
Concentration Risk [Line Items] |  |  |  |  |
Allowance for doubtful accounts | $ 743,000 | $ 590,000 |  |  |
Settlement assets | 4,873,000 | 7,540,000 | $ 4,768,000 |  | $ 0
Settlement obligations | 4,873,000 | 7,540,000 |  |  |
Inventory | 4,138,000 | 4,121,000 |  |  |
Impairment charges | $ 0 | 0 | 0 |  |
Estimated useful life | 3 years |  |  |  |
Loss on impairment of related to an internal use software project | $ 2,660,000 | 0 | 0 |  |
Notes receivable, fair value disclosure | 199,000 | 5,125,000 |  |  |
Revenue from acquisitions | 18,365,000 |  |  |  |
Net income | $ 3,350,000 |  |  |  |
Number of reporting units | reportable_unit | 5 |  |  |  |
Write down of intangible asset | $ 0 | 0 | 0 |  |
Contract with customer, asset, before allowance for credit loss | 15,131,000 | 9,716,000 |  |  |
Capitalized contract cost, gross | 4,966,000 | 4,185,000 |  |  |
Amortization expense of intangible assets | 20,539,000 | 17,892,000 | 15,830,000 |  |
Advertising expense | 3,966,000 | 4,028,000 | 2,623,000 |  |
Equity-based compensation expense | 27,878,000 | 26,230,000 | 20,860,000 |  |
Long-term debt, less current portion and debt issuance costs, net | 385,081,000 | 287,020,000 |  |  |
Additional paid-in-capital | 249,688,000 | 241,958,000 |  |  |
Accumulated earnings | (12,944,000) | (23,582,000) |  |  |
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2020-06 |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Long-term debt, less current portion and debt issuance costs, net |  |  |  | $ 11,933,000 |
Additional paid-in-capital |  |  |  | (23,382,000) |
Accumulated earnings |  |  |  | $ 11,449,000 |
Intangible Assets, Amortization Period |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Amortization expense of intangible assets | $ 792,000 | $ 707,000 | $ 533,000 |  |
Minimum |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Maturity period of settlement assets and obligations (in years) | 1 day |  |  |  |
Maximum |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Maturity period of settlement assets and obligations (in years) | 4 days |  |  |  |

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