OTHER LONG-TERM OBLIGATIONS AND DEFERRED CREDITS (Tables)

12 Months Ended

Dec. 31, 2019

Deferred Credits and Other Liabilities [Abstract]

Summary of Other Long-term Obligations and Deferred Credit

	December 31,
($ in millions)	2019		2018
Self-insurance reserves	$	16.9	$	13.9
Contingent consideration	16.4		24.5
Asset retirement obligations	5.2		4.2
Income taxes	4.9		5.7
Deferred consideration	0.6		2.9
Other	5.1		3.6
Total	$	49.1	$	54.8