Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities:
Net (loss)	$ (16.4)	$ (18.9)
Adjustments to reconcile net (loss) to net cash provided (used) by operating activities:
Depreciation	25.6	27.1
Amortization of intangible assets	10.1	11.9
Amortization of financing costs and original issue discount	0.7	0.9
Deferred taxes	(6.7)	(8.3)
Equity-based compensation	5.1	5.6
Realized (gain) on hedges	(2.9)	(3.0)
Other non-cash activities	1.9	0.6
Change in operating assets and liabilities:
Accounts receivable	21.0	(15.6)
Unbilled and deferred revenue	58.4	23.7
Other operating assets	(9.9)	(5.8)
Accounts payable and other operating liabilities	(60.7)	(47.8)
Net cash provided (used) by operating activities	26.2	(29.6)
Cash flows from investing activities:
Purchase of property and equipment	(10.1)	(27.2)
Proceeds from sale of property and equipment	1.2	1.4
Business acquisitions, net of cash acquired	0.0	(10.0)
Other investing activities	0.3	0.8
Net cash (used) by investing activities	(8.6)	(35.0)
Cash flows from financing activities:
Repayments of finance lease obligations	(7.5)	(8.7)
Repayments of term loan	0.0	(3.0)
Repayments of receivables financing agreement	(9.5)	(114.0)
Proceeds from receivables financing agreement, net of issuance costs	0.5	171.0
Proceeds from revolving credit facility	0.0	24.0
Debt issuance and prepayment costs	(0.4)	0.0
Proceeds from issuance of common stock, net of share issuance costs	0.2	0.3
Repurchase of common stock and distributions	(2.5)	(1.2)
Contingent business acquisition payments	(1.0)	(1.6)
Other financing activities, net	0.1	0.1
Net cash (used) provided by financing activities	(20.1)	66.9
Net change in cash and cash equivalents	(2.5)	2.3
Cash and cash equivalents, beginning of period	67.0	20.1
Cash and cash equivalents, end of period	64.5	22.4
Supplemental Cash Flow Information
Cash (received) paid for income taxes, net	(0.2)	0.0
Cash paid for interest	18.0	21.7
Series A Convertible Preferred Stock
Supplemental Cash Flow Information
Non-cash Series A Preferred Stock dividends	$ 8.9	$ 0.0