Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2022

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured at Fair Value on a Recurring Basis

The fair value hierarchy for assets and liabilities measured at fair value on a recurring basis at March 31, 2022, and December 31, 2021, is as follows:

Assets and Liabilities Measured at Fair Value on a Recurring Basis

(Millions of dollars)

	At March 31, 2022								At December 31, 2021
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Marketable Securities	$	33	$	33	$	—	$	—	$	35	$	35	$	—	$	—
Derivatives - not designated	70		43		27		—		313		285		28		—
Derivatives - designated	2		2		—		—		—		—		—		—
Total Assets at Fair Value	$	105	$	78	$	27	$	—	$	348	$	320	$	28	$	—
Derivatives - not designated	498		254		244		—		72		24		48		—
Total Liabilities at Fair Value	$	498	$	254	$	244	$	—	$	72	$	24	$	48	$	—