Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2019

Fair Value Disclosures [Abstract]

Assets and liabilities measured at fair value on a recurring basis

The following tables provide fair value measurement information for such assets and liabilities that are measured on a recurring basis as of March 31, 2019, and December 31, 2018 (in millions):

Fair Value Measurements at March 31, 2019:
Embedded derivatives	Level 1		Level 2		Level 3		Netting and Collateral		Total Fair Value
Liabilities:
Accrued liabilities	$	—	$	38	$	—	$	—	$	38
Deferred credits and other liabilities - other	$	—	$	74	$	—	$	—	$	74
Fair Value Measurements at December 31, 2018:
Embedded derivatives	Level 1		Level 2		Level 3		Netting and Collateral		Total Fair Value
Liabilities:
Accrued liabilities	$	—	$	66	$	—	$	—	$	66
Deferred credits and other liabilities - other	$	—	$	116	$	—	$	—	$	116