Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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- Definition

Cap rate on an interest rate derivative such as an interest rate cap or collar. If market rates exceed the cap rate, a payment or receipt is triggered on the contract.

+ References

No definition available.

+ Details

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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- Definition

Date the entity entered into the derivative contract, in CCYY-MM-DD format.

+ References

No definition available.

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- Definition

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4CC
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL109998890-113959

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959

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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

Date the derivative contract matures, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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

Fair value as of the balance sheet date of interest rate derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets.

+ References

No definition available.

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- Definition

Fair value as of the balance sheet date of interest rate derivative assets, net of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized on the balance sheet.

+ References

No definition available.

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Fair Value Measurements and Interest Rate Derivatives - Interest Rate Derivatives (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Interest Rate Derivatives
Fair value of interest rate derivatives	$ (853)		$ (853)		$ 4,789
Fair values of derivative assets	32		32		$ 4,789
Noncash interest on derivatives	$ 3,578	$ (1,090)	$ 5,642	$ (4,277)
Hilton San Diego Bayfront mortgage payable
Interest Rate Derivatives
Interest rate, description of reference rate			one-month LIBOR		one-month LIBOR
Interest Rate Cap \| Not designated as hedging instrument \| Hilton San Diego Bayfront mortgage payable
Interest Rate Derivatives
Strike rate under interest rate cap agreement	4.25%		4.25%		4.25%
Interest rate, description of reference rate			one-month LIBOR		one-month LIBOR
Effective date			May 01, 2017		May 01, 2017
Interest rate derivative maturity date			May 01, 2019		May 01, 2019
Hilton San Diego Bayfront new interest rate cap \| Not designated as hedging instrument \| Hilton San Diego Bayfront mortgage payable
Interest Rate Derivatives
Strike rate under interest rate cap agreement	6.00%		6.00%		6.00%
Interest rate, description of reference rate			one-month LIBOR		one-month LIBOR
Effective date			Nov. 10, 2017		Nov. 10, 2017
Interest rate derivative maturity date			Dec. 09, 2020		Dec. 09, 2020
Notional amount	$ 220,000		$ 220,000
Interest Rate Swap \| Not designated as hedging instrument \| $85.0 million term loan
Interest Rate Derivatives
Fixed rate under interest rate swap agreement	1.591%		1.591%		1.591%
Interest rate, description of reference rate			one-month LIBOR		one-month LIBOR
Effective date			Oct. 29, 2015		Oct. 29, 2015
Interest rate derivative maturity date			Sep. 02, 2022		Sep. 02, 2022
Notional amount	$ 85,000		$ 85,000		$ 85,000
Fair value of interest rate derivatives	$ 32		$ 32		$ 2,521
Interest Rate Swap \| Not designated as hedging instrument \| $100.0 million term loan
Interest Rate Derivatives
Fixed rate under interest rate swap agreement	1.853%		1.853%		1.853%
Interest rate, description of reference rate			one-month LIBOR		one-month LIBOR
Effective date			Jan. 29, 2016		Jan. 29, 2016
Interest rate derivative maturity date			Jan. 31, 2023		Jan. 31, 2023
Notional amount	$ 100,000		$ 100,000		$ 100,000
Fair value of interest rate derivatives	$ (885)		$ (885)		$ 2,268