ACCRUED EXPENSES AND OTHER LIABILITIES (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Sep. 30, 2024
Accrued expenses and other current liabilities:
Accrued wages, bonuses, commissions and vacation	$ 6,587	$ 4,673
Accrued interest	155	43
Accrued contingent consideration — current portion	82	518
Escrow liabilities	0	2,174
Accrued tax distributions	2,147	24,276
Accrued income tax expense	2,760	30,528
Tax receivable agreement liability — current portion	2,720	9,850
Customer deposits	461	611
Employee health self-insurance liability	13	649
Accrued third-party software expenses	2,674	1,165
Accrued interchange	3,139	1,946
Other accrued liabilities related to the Sale of the Merchant Services Business	0	7,887
Accrued liabilities owed to sellers	0	334
Other accrued expenses	3,787	3,598
Accrued expenses and other current liabilities	24,525	88,252
Long-term Liabilities
Accrued contingent consideration — long-term portion	3,489	1,636
Deferred tax liability — long-term	8,994	11,402
Other long-term liabilities	2,361	1,883
Total other long-term liabilities	$ 14,844	14,921
Discontinued Operations, Held-for-Sale or Disposed of by Sale | Merchant Services Business
Accrued expenses and other current liabilities:
Accrued expenses and other current liabilities		$ 1,720