OTHER ASSETS (Tables)

3 Months Ended

Mar. 31, 2020

Other Assets [Abstract]

Schedule of Other Assets

Included in other assets were the following:

	March 31, 2020		December 31, 2019		March 31, 2019
	($ in millions)
Supply contracts	$	1,103.2	$	1,112.6	$	1,090.1
Other	102.1		56.5		41.3
Other assets	$	1,205.3	$	1,169.1	$	1,131.4