Intangible Assets (Tables)

12 Months Ended

Sep. 30, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Finite-Lived Intangible Assets

The table below summarizes the major classes of our intangible assets:

	2022			2021
30 September	Gross	Accumulated Amortization/ Impairment	Net	Gross	Accumulated Amortization/ Impairment	Net
Finite-lived:
Customer relationships	$487.5	($226.3)	$261.2	$552.0	($234.7)	$317.3
Patents and technology	33.1	(16.3)	16.8	36.8	(16.9)	19.9
Other	73.4	(37.0)	36.4	80.5	(37.3)	43.2
Total finite-lived intangible assets	$594.0	($279.6)	$314.4	$669.3	($288.9)	$380.4
Indefinite-lived:
Trade names and trademarks	42.2	(9.1)	33.1	51.2	(10.9)	40.3
Total intangible assets	$636.2	($288.7)	$347.5	$720.5	($299.8)	$420.7

Schedule of Indefinite-Lived Intangible Assets

The table below summarizes the major classes of our intangible assets:

	2022			2021
30 September	Gross	Accumulated Amortization/ Impairment	Net	Gross	Accumulated Amortization/ Impairment	Net
Finite-lived:
Customer relationships	$487.5	($226.3)	$261.2	$552.0	($234.7)	$317.3
Patents and technology	33.1	(16.3)	16.8	36.8	(16.9)	19.9
Other	73.4	(37.0)	36.4	80.5	(37.3)	43.2
Total finite-lived intangible assets	$594.0	($279.6)	$314.4	$669.3	($288.9)	$380.4
Indefinite-lived:
Trade names and trademarks	42.2	(9.1)	33.1	51.2	(10.9)	40.3
Total intangible assets	$636.2	($288.7)	$347.5	$720.5	($299.8)	$420.7

Schedule of Projected Annual Amortization Expense

The table below details the amount of amortization expense expected to be recorded for our finite-lived intangible assets in each of the next five years and thereafter:

2023	$29.9
2024	28.8
2025	27.7
2026	26.7
2027	26.3
Thereafter	175.0
Total	$314.4