Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Income Statement [Abstract]
Net service revenues	$ 614.7	$ 599.2
Cost of services provided	500.4	472.4
Gross profit	114.3	126.8
Selling, general and administrative expense	115.2	119.3
Amortization expense	6.2	8.1
(Loss) from operations	(7.1)	(0.6)
Other (income)	(0.2)	(0.2)
Interest expense, net	13.5	14.2
(Loss) before income taxes	(20.4)	(14.6)
Income tax (benefit)	(5.2)	(4.2)
Net (loss)	(15.2)	(10.4)
Less: Dividends on Series A convertible preferred shares	9.0	9.0
Net (loss) attributable to common stockholders	$ (24.2)	$ (19.4)
(Loss)per share
Basic (loss) per share	$ (0.26)	$ (0.2)
Diluted (loss) per share	$ (0.26)	$ (0.2)