Risk Management Activities (Tables)

12 Months Ended

Dec. 31, 2020

Risk Management Activities [Abstract]

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value

Risk management assets and liabilities on our derivatives are presented on the Consolidated Balance Sheets as shown below:

December 31, (in millions)	2020		2019
Risk Management Assets - Current(1)
Interest rate risk programs	$	—	$	—
Commodity price risk programs	10.4		0.6
Total	$	10.4	$	0.6
Risk Management Assets - Noncurrent(2)
Interest rate risk programs	$	—	$	—
Commodity price risk programs	2.8		3.8
Total	$	2.8	$	3.8
Risk Management Liabilities - Current
Interest rate risk programs	$	70.9	$	—
Commodity price risk programs	7.3		12.6
Total	$	78.2	$	12.6
Risk Management Liabilities - Noncurrent
Interest rate risk programs	$	99.5	$	76.2
Commodity price risk programs	45.1		57.8
Total	$	144.6	$	134.0

(1)Presented in "Prepayments and other" on the Consolidated Balance Sheets.

(2)Presented in "Deferred charges and other" on the Consolidated Balance Sheets.