Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2022

Accounting Policies [Abstract]

Property, Plant and Equipment

Depreciation generally is recorded using the straight-line method over the estimated useful life of the asset as follows:

	Estimated Useful Lives	September 30,
		2022		2021
		(In millions)
Leasehold improvements	5 to 10 years	$	1.5	$	0.9
Property and equipment	2 to 10 years	5.8		2.9
Total property and equipment		7.3		3.8
Accumulated depreciation		(1.6)		(0.9)
Property and equipment, net		$	5.7	$	2.9

Depreciation expense was $0.7 million, $0.4 million and $0.3 million in fiscal 2022, 2021 and 2020, respectively.