Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net loss (income)	$ 3,853	$ 1,129
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	9,193	7,450
Equity-based compensation	4,634	2,314
Provision for doubtful accounts	64	58
Amortization of debt discount and issuance costs	838	465
Write off of unamortized debt issuance costs	141	0
Amortization of capitalized client acquisition costs	184	0
Loss on disposal of assets	0	8
(Benefit from) provision for deferred income taxes	(2,668)	0
Increase in non-cash contingent consideration expense from original estimate	12	2,153
Changes in operating assets:
Accounts receivable	2,087	2,808
Prepaid expenses and other current assets	(617)	(584)
Other assets	(1,308)	(1,259)
Changes in operating liabilities:
Accounts payable	(110)	(755)
Accrued expenses and other current liabilities	(2,464)	852
Deferred revenue	(572)	(1,612)
Other long-term liabilities	(65)	(43)
Contingent consideration paid in excess of original estimates	(4,355)	(1,560)
Net cash provided by operating activities	8,847	11,424
Cash flows from investing activities:
Expenditures for property and equipment	(923)	(312)
Expenditures for capitalized software	(1,238)	(782)
Purchases of merchant portfolios and residual buyouts	(1,597)	(2,582)
Acquisitions of businesses, net of cash acquired	0	(41,224)
Acquisition of other intangibles	(123)	(45)
Net cash used in investing activities	(3,881)	(44,945)
Cash flows from financing activities:
Proceeds from revolving credit facility	80,991	52,500
Payments of revolving credit facility	(203,135)	(12,000)
Proceeds from borrowings on exchangeable notes	138,000	0
Payments for purchase of exchangeable senior note hedges	(28,676)	0
Proceeds from issuance of warrants	14,669	0
Payments of notes payable to banks	0	(2,500)
Payment of debt issuance costs	(5,071)	0
Cash paid for contingent consideration	(2,122)	(2,634)
Payments for required distributions to members for tax obligations	(3)	(1,023)
Proceeds from stock option exercises	474	0
Payments for employee's tax withholdings from net settled stock option exercises	(121)	0
Net cash (used in) provided by financing activities	(4,994)	34,343
Net increase (decrease) in cash, cash equivalents, and restricted cash	(28)	822
Cash, cash equivalents and restricted cash at beginning of period	3,200	1,237
Cash, cash equivalents and restricted cash at end of period	3,172	2,059
Supplemental disclosure of cash flow information:
Cash paid for interest	3,281	1,557
Cash paid for income taxes	$ 262	$ 1,925