Debt (Tables)

3 Months Ended

Mar. 31, 2020

Debt Disclosure [Abstract]

Summary of credit facilities

We had outstanding borrowings, letters of credit issued, and availability under our credit facilities as follows (amounts in millions and currency in U.S. dollars, except as noted):

				March 31, 2020
	Facility Amount		Maturity Date	Outstanding Borrowings		Letters of Credit Issued (a)		Availability
Committed facilities:
Valero Revolver	$	4,000	March 2024	$	—	$	34	$	3,966
Canadian Revolver	C$	150	November 2020	C$	—	C$	5	C$	145
Accounts receivable sales facility	$	1,300	July 2020	$	400	n/a		$	900
Letter of credit facility	$	50	November 2020	n/a		$	—	$	50
Committed facilities of VIE (b):
IEnova Revolver	$	510	February 2028	$	418	n/a		$	92
Uncommitted facilities:
Letter of credit facilities	n/a		n/a	n/a		$	118	n/a

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(a) Letters of credit issued as of March 31, 2020 expire at various times in 2020 through 2021.

(b)

Creditors of our VIE do not have recourse against us.

Interest and debt expense, net of capitalized interest

“Interest and debt expense, net of capitalized interest” is comprised as follows (in millions):

	Three Months Ended March 31,
	2020		2019
Interest and debt expense	$	145	$	136
Less: Capitalized interest	20		24
Interest and debt expense, net of capitalized interest	$	125	$	112