Property and Equipment, net (Notes)

12 Months Ended

Sep. 30, 2018

Property and Equipment, net [Abstract]

Property, Plant and Equipment Disclosure [Text Block]

Property and Equipment, net

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, 2018, 2017, and 2016, depreciation expense was $9.4 million, $7.0 million and $6.6 million, respectively.

A summary of property and equipment, at cost less accumulated depreciation as of September 30, 2018 and 2017 is as follows:

(in millions)	September 30, 2018			September 30, 2017
Property and equipment:
Furniture and fixtures	$	8.7		$	7.2
Software	30.5			25.3
Equipment	24.7			22.6
Leasehold improvements	17.0			15.4
Total property and equipment	80.9			70.5
Less accumulated depreciation	(38.5		)	(31.8		)
Property and equipment, net	$	42.4		$	38.7