Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Cash flows from operating activities:
Net (loss) income	$ (12.1)	$ (5.7)
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation	45.8	42.3
Amortization of intangible assets	25.5	26.4
Amortization of financing costs and original issue discount	1.9	1.9
Deferred taxes	(10.5)	(0.8)
Equity-based compensation	9.3	10.2
Realized loss on hedges	0.1	5.6
Other non-cash activities, net	(0.1)	1.2
Change in operating assets and liabilities:
Accounts receivable	(19.1)	(48.7)
Unbilled and deferred revenue	47.9	37.0
Other operating assets	(10.9)	8.1
Accounts payable and other operating liabilities	(35.5)	5.9
Net cash (used) provided by operating activities	42.3	83.4
Cash flows from investing activities:
Purchase of property and equipment	(64.2)	(27.9)
Proceeds from sale of property and equipment	2.6	3.4
Business acquisitions, net of cash acquired	(84.4)	(75.7)
Other investing activities, net	0.3	0.2
Net cash (used) by investing activities	(145.7)	(100.0)
Cash flows from financing activities:
Repayments of finance lease obligations	(11.7)	(8.8)
Repayments of term loan	(5.2)	(5.2)
Repayments of receivables financing agreement	(95.0)	(24.6)
Proceeds from receivables financing agreement, net of issue costs	147.0	24.0
Proceeds from revolving credit facility	80.0
Proceeds from issuance of common stock, net of share issuance costs	0.9	1.0
Repurchase of common stock and distributions	(90.8)	(1.1)
Other financing activities, net	0.0	(2.0)
Net cash (used) by financing activities	25.2	(16.7)
Net change in cash and cash equivalents	(78.2)	(33.3)
Cash and cash equivalents, beginning of period	123.7	157.1
Cash and cash equivalents, end of period	45.5	123.8
Supplemental Cash Flow Information
Cash paid for income taxes, net	8.8	3.0
Cash paid for interest	$ 17.7	$ 22.7