Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

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- References

No definition available.

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- Definition

The cash outflow for the extinguishment of long-term borrowing, with the highest claim on the assets of the entity in case of bankruptcy or liquidation, before its maturity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

+ References

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- Definition

The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

+ References

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Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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Period Type:	duration

- Definition

The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates.

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Debt, Public Debt (Details) - USD ($)	12 Months Ended
Debt, Public Debt (Details) - USD ($)	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Senior Notes [Member] \| Senior Notes Due In 2028 [Member]
Public Debt (Textual)
Face amount of long-term debt issuance	$ 750,000,000
Interest rate of notes (percent)	4.35%
Maturity date of long-term debt issuance	Jun. 01, 2028
Proceeds from issuance of senior long-term debt	$ 749,000,000
Senior Notes [Member] \| Senior Notes Due In 2019 [Member]
Public Debt (Textual)
Interest rate of notes (percent)	9.375%
Maturity date of long-term debt issuance	Mar. 15, 2019
Early repayment of senior debt	$ 787,000,000
Early redemption fee	$ 37,000,000
Debt instrument, redemption price, percentage of principal amount redeemed (percent)	104.90%
Senior Notes [Member] \| VLP Senior Notes Due in 2028 [Member]
Public Debt (Textual)
Interest rate of notes (percent)	4.50%
Senior Notes [Member] \| Senior Notes Due in 2026 [Member]
Public Debt (Textual)
Face amount of long-term debt issuance			$ 1,250,000,000
Interest rate of notes (percent)	3.40%		3.40%
Maturity date of long-term debt issuance			Sep. 15, 2026
Proceeds from issuance of senior long-term debt			$ 1,246,000,000
Senior Notes [Member] \| Senior Notes Due in June 2017 [Member]
Public Debt (Textual)
Interest rate of notes (percent)			6.125%
Maturity date of long-term debt issuance			Jun. 15, 2017
Early repayment of senior debt			$ 778,000,000
Debt instrument, redemption price, percentage of principal amount redeemed (percent)			103.70%
Senior Notes [Member] \| Senior Notes Due in October 2017 [Member]
Public Debt (Textual)
Interest rate of notes (percent)			7.20%
Maturity date of long-term debt issuance			Oct. 15, 2017
Early repayment of senior debt			$ 213,000,000
Debt instrument, redemption price, percentage of principal amount redeemed (percent)			106.27%
Senior Notes [Member] \| VLP Senior Notes Due in 2026 [Member]
Public Debt (Textual)
Face amount of long-term debt issuance			$ 500,000,000
Interest rate of notes (percent)	4.375%		4.375%
Maturity date of long-term debt issuance			Dec. 15, 2026
Proceeds from issuance of senior long-term debt			$ 500,000,000
Valero Energy Partners LP [Member] \| Senior Notes [Member] \| VLP Senior Notes Due in 2028 [Member]
Public Debt (Textual)
Face amount of long-term debt issuance	$ 500,000,000
Interest rate of notes (percent)	4.50%
Maturity date of long-term debt issuance	Mar. 15, 2028
Proceeds from issuance of senior long-term debt	$ 498,000,000
Valero Energy Partners LP [Member] \| Subordinated Debt [Member] \| VLP Subordinated Notes [Member] [Member]
Public Debt (Textual)
Repayments of notes payable - related party	85,000,000
VLP Revolver [Member] \| Valero Energy Partners LP [Member] \| Credit Facilities [Member]
Public Debt (Textual)
Repayments of outstanding amounts under the VLP Revolver	$ 410,000,000	$ 0	$ 494,000,000