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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Thousands | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Oct. 01, 2022 | Sep. 30, 2022 | Sep. 30, 2021
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Settlement assets | $ 11,786 | $ 8,034 |  | $ 7,540 | $ 4,768
Settlement obligations | 11,786 |  |  | 7,540 |
Inventories | 4,960 |  |  | 4,121 |
Revenue from acquisitions | 3,625 |  |  |  |
Net income from acquisitions | 971 |  |  |  |
Contract assets from contracts with customer | 11,676 |  |  | 9,716 |
Capitalized contract costs | 4,339 |  |  | 4,185 |
Commissions related to capitalized contract costs | 183 | $ 167 |  |  |
Long-term debt, less current portion and debt issuance costs, net | 377,206 |  |  | 287,020 |
Additional paid-in capital | 228,016 |  |  | 241,958 |
Accumulated deficit | $ (12,373) |  |  | $ (23,582) |
Accounting Standards Update 2020-06 | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Long-term debt, less current portion and debt issuance costs, net |  |  | $ 11,933 |  |
Additional paid-in capital |  |  | (23,382) |  |
Accumulated deficit |  |  | $ 11,449 |  |
Maximum |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Maturity period of settlement assets and obligations (in years) | 4 days |  |  |  |
Minimum |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Maturity period of settlement assets and obligations (in years) | 1 day |  |  |  |

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