XML 87 R76.htm IDEA: XBRL DOCUMENT v3.21.2

Commitments and Contingencies (Details)								3 Months Ended		9 Months Ended		12 Months Ended
	Aug. 07, 2018 USD ($)	Jul. 26, 2018 USD ($)	Jun. 29, 2017 USD ($)	Jun. 07, 2017 USD ($)	Jun. 01, 2017 USD ($)	Jun. 30, 2014 USD ($)	Nov. 01, 2011 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Dec. 31, 2016 USD ($)	Dec. 20, 2016 hotel	Dec. 31, 2006 USD ($)
Palm Beach Florida Hotel and Office Building Limited Partnership, et al. v. Nantucket Enterprises, Inc.
Commitments and Contingencies [Line Items]
Damages awarded						$ 10,800,000						$ 8,800,000
Payments for legal settlements		$ 544,000	$ 3,900,000
Loss contingency accrual								$ 504,000		$ 504,000
Pedro Membrives And Michele Spero V. HHC TRS FP Portfolio LLC, Remington Lodging & Hospitality, LLC, Remington Holdings LLC, Remington Long Island Employers, LLC
Commitments and Contingencies [Line Items]
Loss contingency accrual								4,200,000		4,200,000
Possible loss								8,000,000		8,000,000
Class Action Lawsuit, California Employment Laws
Commitments and Contingencies [Line Items]
Loss contingency accrual								0		0
Number of hotels in class action lawsuit | hotel													9
Potential Pension Liabilities
Commitments and Contingencies [Line Items]
Unfunded pension liabilities at acquisition														$ 0
Unfunded pension liabilities amount received by the Hotel Manager on the loss of suit							$ 1,700,000
Monthly pension payments							100,000
Accrued unfunded pension liabilities							1,600,000
Net amount of pension payments on settlement agreement paid by hotel manager							$ 84,000
Term of pension liability (in years)							20 years
Surety Bond | Palm Beach Florida Hotel and Office Building Limited Partnership, et al. v. Nantucket Enterprises, Inc.
Commitments and Contingencies [Line Items]
Payments for legal settlements				$ 2,500,000
Surety Bond | Palm Beach Florida Hotel and Office Building Limited Partnership, et al. v. Nantucket Enterprises, Inc. | RLI Insurance Company
Commitments and Contingencies [Line Items]
Payments for legal settlements					$ 10,000,000
Franchise fees
Commitments and Contingencies [Line Items]
Other hotel expenses								$ 11,641,000	$ 4,808,000	$ 27,695,000	$ 22,069,000
Franchise Fees
Commitments and Contingencies [Line Items]
Franchisor royalty fees percent of gross room revenue, minimum								3.00%		3.00%
Franchisor royalty fees percent of gross room revenue, maximum								6.00%		6.00%
Food and beverage fees minimum (as a percent)								1.00%		1.00%
Food and beverage fees maximum (as a percent)								3.00%		3.00%
Marketing reservation and other fees, minimum (as a percent)								1.00%		1.00%
Marketing reservation and other fees, maximum (as a percent)								4.00%		4.00%
Fee multiple								3		3
Management Fee
Commitments and Contingencies [Line Items]
Property management fee as percentage of gross revenue, minimum										2.00%
Property management fee as percentage of gross revenue, maximum										7.00%
Design and Construction Fees
Commitments and Contingencies [Line Items]
Project management fees (as a percent)	4.00%									4.00%
Maximum market service fee as percentage of project management budget								16.50%		16.50%
Minimum
Commitments and Contingencies [Line Items]
Restricted cash as percentage of property revenue								4.00%		4.00%
Minimum | Management Fee | Management Fee
Commitments and Contingencies [Line Items]
Percent of gross revenue										3.00%
Minimum | Management Fee | Remington Hotels | Management Fee
Commitments and Contingencies [Line Items]
Payment of monthly property management fees	$ 15,000									$ 15,000
Percent of gross revenue	3.00%
Maximum
Commitments and Contingencies [Line Items]
Restricted cash as percentage of property revenue								6.00%		6.00%

X

- Definition

Accrued unfunded pension liabilities.

+ References

No definition available.

+ Details

Name:	aht_AccruedUnfundedPensionLiabilities
Namespace Prefix:	aht_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

[Line Items] for Commitments and Contingencies [Table]

+ References

No definition available.

+ Details

Name:	aht_CommitmentsandContingenciesLineItems
Namespace Prefix:	aht_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Food And Beverage Fees Minimum

+ References

No definition available.

+ Details

Name:	aht_FoodAndBeverageFeesMinimum
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Food and Beverage Fees Maximum

+ References

No definition available.

+ Details

Name:	aht_FoodandBeverageFeesMaximum
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Franchisor Agreement, Contract Breach, Fee Multiple

+ References

No definition available.

+ Details

Name:	aht_FranchisorAgreementContractBreachFeeMultiple
Namespace Prefix:	aht_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Franchisor Royalty Fees Percent Of Gross Room Revenue, Maximum

+ References

No definition available.

+ Details

Name:	aht_FranchisorRoyaltyFeesPercentOfGrossRoomRevenueMaximum
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Franchisor Royalty Fees Percent Of Gross Room Revenue, Minimum

+ References

No definition available.

+ Details

Name:	aht_FranchisorRoyaltyFeesPercentOfGrossRoomRevenueMinimum
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Loss Contingency, Number Of Hotels

+ References

No definition available.

+ Details

Name:	aht_LossContingencyNumberOfHotels
Namespace Prefix:	aht_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Marketing reservation and other fees maximum.

+ References

No definition available.

+ Details

Name:	aht_MarketingReservationAndOtherFeesMaximum
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Marketing reservation and other fees minimum.

+ References

No definition available.

+ Details

Name:	aht_MarketingReservationAndOtherFeesMinimum
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Maximum Market Service Fees as Percentage of Project Management Budget

+ References

No definition available.

+ Details

Name:	aht_MaximumMarketServiceFeesasPercentageofProjectManagementBudget
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Maximum project management fee as percentage of project cost.

+ References

No definition available.

+ Details

Name:	aht_MaximumProjectManagementFeeAsPercentageOfProjectCost
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Monthly Pension Payments, Amount

+ References

No definition available.

+ Details

Name:	aht_MonthlyPensionPaymentsAmount
Namespace Prefix:	aht_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Net amount of pension payments on settlement agreement paid by hotel manager.

+ References

No definition available.

+ Details

Name:	aht_NetAmountOfPensionPaymentsOnSettlementAgreementPaidByHotelManager
Namespace Prefix:	aht_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Property management fee as percentage of gross revenue, Maximum.

+ References

No definition available.

+ Details

Name:	aht_PropertyManagementFeeAsPercentageOfGrossRevenueMaximum
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Property management fee as percentage of gross revenue, Minimum.

+ References

No definition available.

+ Details

Name:	aht_PropertyManagementFeeAsPercentageOfGrossRevenueMinimum
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Restricted Cash Reserves, Percentage of Property Revenue

+ References

No definition available.

+ Details

Name:	aht_RestrictedCashReservesPercentageofPropertyRevenue
Namespace Prefix:	aht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Term of Pension Liability

+ References

No definition available.

+ Details

Name:	aht_TermOfPensionLiability
Namespace Prefix:	aht_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Unfunded pension liabilities amount received by the Hotel Manager on the loss of suit.

+ References

No definition available.

+ Details

Name:	aht_UnfundedPensionLiabilitiesAmountReceivedByHotelManagerOnLossOfSuit
Namespace Prefix:	aht_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Unfunded pension liabilities at acquisition.

+ References

No definition available.

+ Details

Name:	aht_UnfundedPensionLiabilitiesAtAcquisition
Namespace Prefix:	aht_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 924
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(a),(d))
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

+ Details

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

X

- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

+ Details

Name:	us-gaap_LossContingencyAccrualAtCarryingValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of damages awarded to the plaintiff in the legal matter.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

+ Details

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

X

- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248

+ Details

Name:	us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of expenses related to the managing member or general partner for management of the day-to-day business functions of the limited liability company (LLC) or limited partnership (LP).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

+ Details

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

X

- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585

+ Details

Name:	us-gaap_PaymentsForLegalSettlements
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The percentage charged for managing real estate properties.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyManagementFeePercentFee
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_LitigationCaseAxis=aht_PalmBeachFloridaHotelandOfficeBuildingLimitedPartnershipetal.v.NantucketEnterprisesInc.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_LitigationCaseAxis=aht_PedroMembrivesAndMicheleSperoV.HHCTRSFPPortfolioLLCRemingtonLodgingHospitalityLLCRemingtonHoldingsLLCRemingtonLongIslandEmployersLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_LitigationCaseAxis=aht_ClassActionLawsuitCaliforniaEmploymentLawsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=aht_PotentialPensionLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_SuretyBondMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=aht_RLIInsuranceCompanyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_FranchiseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_OtherCommitmentsAxis=aht_FranchiseFeesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_OtherCommitmentsAxis=aht_ManagementFeesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_OtherCommitmentsAxis=aht_DesignAndConstructionFeesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=aht_ManagementFeesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CounterpartyNameAxis=aht_RemingtonHotelsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: