Retirement and Other Benefit Plans (Tables)

12 Months Ended

Sep. 30, 2020

Retirement and Other Benefit Plans

Schedule Of Reconciliation Of Benefit Obligation

(Dollars in millions)
Reconciliation of benefit obligation	2020		2019
Net benefit obligation at beginning of year	$	100.1	89.8
Interest cost		3.0	3.7
Actuarial loss		6.9	11.3
Gross benefits paid		(4.8)	(4.7)
Settlements		(102.4)	—
Net benefit obligation at end of year	$	2.8	100.1

Schedule Of Reconciliation Of Fair Value Of Plan Assets

(Dollars in millions)
Reconciliation of fair value of plan assets	2020		2019
Fair value of plan assets at beginning of year	$	77.2	73.3
Actual return on plan assets		3.6	5.9
Employer contributions		26.4	2.7
Gross benefits paid		(4.8)	(4.7)
Settlements		(102.4)	—
Fair value of plan assets at end of year	$	—	77.2

Schedule Of Funded Status

(Dollars in millions)
Funded Status	2020		2019
Funded status at end of year	$	(2.8)	(22.9)
Accrued benefit cost		(2.8)	(22.9)
Amounts recognized in the Balance Sheet consist of:
Current liability		(0.3)	(0.2)
Noncurrent liability		(2.5)	(22.7)
Accumulated other comprehensive loss (before tax effect)		0.7	49.6
Amounts recognized in accumulated other comprehensive loss consist of:
Net actuarial loss		0.7	49.6
Accumulated other comprehensive loss (before tax effect)	$	0.7	49.6

Schedule of components of net periodic benefit cost

The following table provides the components of net periodic benefit cost for the plans for 2020, 2019 and 2018:

(Dollars in millions)	2020		2019	2018
Service cost	$	—	—	—
Interest cost		3.0	3.7	3.4
Expected return on plan assets		(4.2)	(4.4)	(3.8)
Settlements		53.6	—	—
Net actuarial loss		2.8	2.1	2.3
Net periodic benefit cost		55.2	1.4	1.9
Defined contribution plans		7.4	6.8	6.6
Total	$	62.6	8.2	8.5

Schedule Of Expected Benefit Payments

Information about the expected cash flows for the other postretirement benefit plans follows:

	Other
(Dollars in millions)	Benefits
Expected Benefit Payments:
2021	$	0.2
2022		0.2
2023		0.3
2024		0.2
2025		0.2
2026‑2030	$	0.9