Litigation and Contingencies (Tables)

12 Months Ended

Dec. 31, 2023

Commitments and Contingencies Disclosure [Abstract]

Schedule of Other Assets, Noncurrent

Gross liabilities associated with known and future expected asbestos claims and projected insurance recoveries were as follows as of December 31:

($ in millions)	Classification	2023		2022
Gross liabilities
Current	Accrued expenses and other current liabilities	$	17.8	$	27.1
Long-term	Other long-term liabilities	76.5		78.1
Total		94.3		105.2
Projected insurance recoveries
Current	Prepaid expenses and other current assets	12.7		21.2
Long-term	Other assets	43.9		47.4
Total		$	56.6	$	68.6