FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2022

Fair Value Disclosures [Abstract]

Table of financial instruments measured at fair value

The following table summarizes the assets and liabilities measured at fair value in the condensed balance sheets:

	Fair Value Measurements
Balance at March 31, 2022	Level 1		Level 2		Level 3		Total
Assets	($ in millions)
Commodity contracts	$	—	$	71.4	$	—	$	71.4
Foreign exchange contracts	—		0.3		—		0.3
Total Assets	$	—	$	71.7	$	—	$	71.7
Liabilities
Commodity contracts	$	—	$	0.7	$	—	$	0.7
Foreign exchange contracts	—		3.1		—		3.1
Total Liabilities	$	—	$	3.8	$	—	$	3.8
Balance at December 31, 2021
Assets
Commodity contracts	$	—	$	33.5	$	—	$	33.5
Foreign exchange contracts	—		1.2		—		1.2
Total Assets	$	—	$	34.7	$	—	$	34.7
Liabilities
Commodity contracts	$	—	$	3.2	$	—	$	3.2
Foreign exchange contracts	—		0.6		—		0.6
Total Liabilities	$	—	$	3.8	$	—	$	3.8
Balance at March 31, 2021
Assets
Commodity contracts	$	—	$	38.1	$	—	$	38.1
Foreign exchange contracts	—		0.4		—		0.4
Total Assets	$	—	$	38.5	$	—	$	38.5
Liabilities
Commodity contracts	$	—	$	0.5	$	—	$	0.5
Foreign exchange contracts	—		2.7		—		2.7
Total Liabilities	$	—	$	3.2	$	—	$	3.2