Consolidated Statement of Comprehensive Income Statement - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Net income (loss)	$ 20.9	$ 23.8	$ 37.6	$ 34.1
Other comprehensive income (loss):
Other comprehensive (income) loss, pension, before tax	0.6	0.7	1.3	1.5
Other comprehensive income (loss), pension income tax effects	(0.1)	(0.2)	(0.3)	(0.4)
Foreign currency translation	(0.5)	(1.6)	4.0	1.8
Other comprehensive income (loss), net of tax	0.0	(1.1)	5.0	2.9
Comprehensive income (loss), net of tax	$ 20.9	$ 22.7	$ 42.6	$ 37.0