Property and Equipment, net (Notes)

12 Months Ended

Sep. 30, 2019

Property and Equipment, net [Abstract]

Property, Plant and Equipment Disclosure [Text Block]

Property and equipment are stated at cost, and reported net of accumulated depreciation on the consolidated balance sheets. Depreciation on property and equipment is calculated using the straight-line method over the estimated useful lives of the assets. The estimated useful lives of property and equipment range from 3 to 10 years. During the fiscal years ended September 30, 2019, 2018, and 2017, depreciation expense was $11.2 million, $9.4 million, and $7.0 million, respectively.

A summary of property and equipment, at cost less accumulated depreciation as of September 30, 2019 and 2018 is as follows:

(in millions)	September 30, 2019			September 30, 2018
Property and equipment:
Furniture and fixtures	$	10.6		$	8.7
Software	33.9			30.5
Equipment	28.1			24.7
Leasehold improvements	20.3			17.0
Total property and equipment	92.9			80.9
Less accumulated depreciation	(49.0		)	(38.5		)
Property and equipment, net	$	43.9		$	42.4