Subsequent Events (Detail) - Subsequent Event [member] $ / shares in Units, $ in Millions	1 Months Ended
Feb. 28, 2018 USD ($) Hotel $ / shares	Jan. 31, 2018 USD ($) Hotel
Subsequent Event [Line Items]
Number of hotel portfolio properties sold \| Hotel		11
Insurance proceeds received on hurricanes damage	$ 16
Cash dividend declared date	2018-02
Cash dividend payable amount per share \| $ / shares	$ 0.43
Dividend payable date	Apr. 16, 2018
Dividend payable record date	Mar. 30, 2018
Hilton Durban [Member]
Subsequent Event [Line Items]
Sale price of disposal	$ 33
Hilton Rotterdam [Member]
Subsequent Event [Line Items]
Sale price of disposal		$ 62
Consolidated hotels [Member] \| United Kingdom [Member]
Subsequent Event [Line Items]
Sale price of disposal	$ 189
Number of hotel portfolio properties sold \| Hotel	7
Consolidated hotels [Member] \| Embassy Suites Hotels [Member]
Subsequent Event [Line Items]
Sale price of disposal	$ 96
Number of hotel portfolio properties sold \| Hotel	3

Number of hotel portfolio properties sold.

No definition available.

Name:	pk_NumberOfHotelPortfolioPropertiesSold
Namespace Prefix:	pk_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

The month and year (YYYY-MM) that the dividend to be paid was declared.

+ References

+ Details

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Data Type:	xbrli:gYearMonthItemType
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Period Type:	instant

- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
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Period Type:	duration

- Definition

The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount of insurance proceeds for an event or transaction that is unusual in nature or infrequent in occurrence, or both.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 20
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=64828382&loc=d3e15138-107781

+ Details

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Balance Type:	credit
Period Type:	duration

- Details

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- Details

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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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- Details

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Namespace Prefix:
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- Details

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