Supplemental Consolidated Cash and Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2024

Supplemental Cash Flow Elements [Abstract]

Schedule of Reconciliation of Net Income to Net Cash Provided by Operating Activities

($ in millions)	Years Ended December 31,
	2024		2023		2022
Cash	$	33.1	$	29.0	$	42.2
Restricted cash	5.0		0.7		0.6
Total cash and restricted cash shown in the Consolidated    Statements of Cash Flows	$	38.1	$	29.7	$	42.8
Cash paid during the year for:
Interest	$	33.5	$	30.1	$	18.2
Income taxes	22.1		14.0		8.6