XML 54 R43.htm IDEA: XBRL DOCUMENT

Goodwill (Details) - USD ($) $ in Millions	Jun. 30, 2022	Sep. 30, 2021
Goodwill [Abstract]
Goodwill, gross	$ 180.7	$ 180.7
Accumulated impairment losses	(114.8)	(114.8)
Goodwill	$ 65.9	$ 65.9

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References + Details