Sale of stock number of shares issued.

No definition available.

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- Definition

Sale of stock, shares issued in transaction, percentage of outstanding shares.

+ References

No definition available.

+ Details

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
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- Definition

For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

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- Definition

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

+ References

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- Definition

Carrying amount as of the balance sheet date of expenditures made in advance of when the economic benefit of the cost will be realized, and which will be expensed in future periods with the passage of time or when a triggering event occurs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Percentage of subsidiary's or equity investee's stock owned by parent company before stock transaction.

+ References

No definition available.

+ Details

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- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

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- Definition

Date the subsidiary or equity investee issued or sold stock, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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Related Party Transactions - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions			1 Months Ended	12 Months Ended
	Jun. 14, 2017	Mar. 15, 2017	Mar. 31, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Sep. 30, 2017	Jul. 18, 2017
Related Party Transaction [Line Items]
Common Stock, shares outstanding (in shares)				99,136,304	98,802,597
Equity in earnings from unconsolidated affiliate				$ 1	$ 0	$ 0
Certain Hilton Wholly Owned Hotels
Related Party Transaction [Line Items]
Rental fees and fees for other amenities					27	25
Blackstone
Related Party Transaction [Line Items]
Sale of stock (in shares)		24,750,000
Percentage of outstanding shares sold		25.00%
Percentage of outstanding shares before transaction		40.00%
Due from related party					20		$ 8
BRE Ace Holdings
Related Party Transaction [Line Items]
Due from related party				29
Equity in earnings from unconsolidated affiliate				$ 1
Equity method investment, ownership percentage								25.00%
Sale of Stock from Blackstone to JP Morgan Chase \| Blackstone
Related Party Transaction [Line Items]
Sale of stock (in shares)	9,650,000
Percentage of outstanding shares before transaction			15.00%
Common Stock, shares outstanding (in shares)			15,008,689
Price per share (in dollars per share)	$ 35.40
Sale of stock, transaction date				Jun. 20, 2017
Other Assets \| Hilton Honors Points
Related Party Transaction [Line Items]
Prepaid expense					$ 58	$ 56