Subsequent Events - Additional Information (Detail) - Subsequent Event [Member] - USD ($) $ / shares in Units, $ in Millions		1 Months Ended
May 05, 2019	May 31, 2019
Chesapeake Lodging Trust [Member]
Subsequent Event [Line Items]
Value of cash and stock transaction in acquisition	$ 2,700
Business acquisition, cash consideration transferred, per share	$ 11.00
Business acquisition, consideration transferred number of shares per share	0.628
Commitment to finance the cash component	$ 1,100
Embassy Suites Parsippany and Hilton New Orleans Airport [Member]
Subsequent Event [Line Items]
Aggregate sales price		$ 75
Impairment loss		9
Hilton Atlanta Airport [Member]
Subsequent Event [Line Items]
Aggregate sales price		$ 101

Business acquisition consideration transferred shareholders cash per share.

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- Definition

Business acquisition consideration transferred shareholders number of shares per share.

+ References

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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