Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2020

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Fair value of financial assets and liabilities [Table Text Block]

The fair value of financial assets and liabilities at September 30, 2020 and December 31, 2019, is shown in the table below:

	Fair Value Measurements
	Gross Amounts of Assets and Liabilities						Netting Adjustments(1)		Net Amounts Presented on the Balance Sheets
	Level 1		Level 2		Level 3
	(in millions)
Financial Assets	September 30, 2020
Fair value of derivative contracts – short-term	$	—	$	89.0	$	—	$	(11.5)	$	77.5
Fair value of derivative contracts – long-term	—		0.9		—		(0.1)		0.8
Fair value of Rabbi Trust marketable securities	23.6		—		—		—		23.6
Total financial assets	$	23.6	$	89.9	$	—	$	(11.6)	$	101.9
Financial Liabilities
Fair value of derivative contracts – short-term	$	—	$	16.2	$	—	$	(11.5)	$	4.7
Fair value of derivative contracts – long-term	—		6.8		—		(0.1)		6.7
Fair value of Wrap Plan obligations	25.0		—		—		—		25.0
Total financial liabilities	$	25.0	$	23.0	$	—	$	(11.6)	$	36.4
	December 31, 2019
Financial Assets
Fair value of derivative contracts – short-term	$	—	$	1.5	$	—	$	—	$	1.5
Fair value of derivative contracts – long-term	—		0.2		—		—		0.2
Fair value of Rabbi Trust marketable securities	23.1		—		—		—		23.1
Total financial assets	$	23.1	$	1.7	$	—	$	—	$	24.8
Financial Liabilities
Fair value of derivative contracts – short-term	$	—	$	18.7	$	—	$	—	$	18.7
Fair value of derivative contracts – long-term	—		0.5		—		—		0.5
Fair value of Wrap Plan obligations	26.8		—		—		—		26.8
Total financial liabilities	$	26.8	$	19.2	$	—	$	—	$	46.0

_______________________

(1)The Company nets its derivative contract assets and liabilities outstanding with the same counterparty on the balance sheets for the contracts that contain netting provisions. Refer to Note 7 – Derivative Contracts for additional information regarding the Company's derivative contracts.

Fair value and related carrying amount of certain financial instruments [Table Text Block]

The following table discloses the fair value and related carrying amount of certain financial instruments not disclosed in other notes to the financial statements:

	Carrying Amount		Level 1 Fair Value		Carrying Amount		Level 1 Fair Value
	September 30, 2020				December 31, 2019
Financial Liabilities	(in millions)
Total debt outstanding	$	1,590.4	$	1,128.4	$	2,015.6	$	2,029.4