Schedule II

12 Months Ended

Dec. 31, 2023

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Schedule II

SCHEDULE II

(Dollars in millions)	Balance at Beginning of Period		Charged to (Reduction of) Costs and Expenses		Taken Against Allowance		Other (Deductions) Recoveries		Balance at End of Period
Allowance for Credit Losses
December 31, 2023	$	1.0	$	0.4	$	—	$	(0.3)	$	1.1
December 31, 2022	$	1.2	$	0.2	$	(0.4)	$	—	$	1.0
December 31, 2021	$	1.7	$	0.4	$	(0.2)	$	(0.7)	$	1.2

(Dollars in millions)	Balance at Beginning of Period		Charged to (Reduction of) Costs and Expenses		Taken Against Allowance		Other (Deductions) Recoveries		Balance at End of Period
Inventory E&O Reserves
December 31, 2023	$	17.0	$	14.0	$	(5.1)	$	(3.9)	$	22.0
December 31, 2022	$	16.4	$	8.2	$	(4.6)	$	(3.0)	$	17.0
December 31, 2021	$	22.4	$	8.4	$	(7.4)	$	(7.0)	$	16.4

(Dollars in millions)	Balance at Beginning of Period		Charged to (Reduction of) Costs and Expenses		Taken Against Allowance		Other (Deductions) Recoveries		Balance at End of Period
Valuation on Allowance for Deferred Tax Assets
December 31, 2023	$	2.8	$	0.7	$	7.9	$	—	$	11.4
December 31, 2022	$	9.8	$	0.4	$	(7.3)	$	—	$	2.8
December 31, 2021	$	9.3	$	0.5	$	—	$	—	$	9.8