OTHER ASSETS (Tables)

12 Months Ended

Dec. 31, 2018

Other Assets [Abstract]

Schedule of Other Assets

Included in other assets were the following:

	December 31,
	2018		2017
	($ in millions)
Supply contracts	$	1,099.5	$	1,137.1
Investments in non-consolidated affiliates	8.8		28.5
Other	42.1		42.8
Other assets	$	1,150.4	$	1,208.4