$AHT
ASHFORD HOSPITALITY TRUST INC Stock $aht

$aht Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-K Financial Statement

#000123258220000013 Filed on March 12, 2020

Income Statement

Concept	2019 Q4	2019 Q3	2019 Q2
Revenue	$354.7M	$374.2M	$415.1M
YoY Change	3.25%	5.14%	6.68%
Cost Of Revenue	$252.5M	$238.9M	$251.7M
YoY Change	3.95%	6.16%	7.11%
Gross Profit	$102.2M	$135.3M	$163.5M
YoY Change	1.59%	3.39%	6.02%
Gross Profit Margin	28.82%	36.16%	39.37%
Selling, General & Admin	$17.80M	$17.00M	$17.60M
YoY Change	10.56%	25.0%	-27.57%
% of Gross Profit	17.42%	12.56%	10.77%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$66.40M	$67.90M	$67.50M
YoY Change	0.61%	4.62%	4.49%
% of Gross Profit	64.97%	50.17%	41.3%
Operating Expenses	$85.70M	$87.30M	$88.10M
YoY Change	1.42%	8.04%	-3.08%
Operating Profit	$12.53M	$29.44M	$48.78M
YoY Change	-323.49%	0.4%	12.27%
Interest Expense	-$61.20M	-$68.00M	-$66.00M
YoY Change	0.82%	10.93%	13.21%
% of Operating Profit	-488.47%	-230.99%	-135.31%
Other Income/Expense, Net	$11.50M	-$328.0K	-$338.0K
YoY Change		62.38%	-264.08%
Pretax Income	-$37.50M	-$39.34M	-$17.65M
YoY Change	-43.1%	16.58%	-13.41%
Income Tax	-$1.800M	-$249.0K	$3.706M
% Of Pretax Income
Net Earnings	-$28.20M	-$31.18M	-$16.28M
YoY Change	-48.54%	13.01%	-11.06%
Net Earnings / Revenue	-7.95%	-8.33%	-3.92%
Basic Earnings Per Share		-$4.21	-$2.73
Diluted Earnings Per Share	-$2.820M	-$4.21	-$2.73
COMMON SHARES
Basic Shares Outstanding	102.1M shares	9.997M shares	9.994M shares
Diluted Shares Outstanding	9.997M shares	9.997M shares	9.994M shares

Balance Sheet

Concept	2019 Q4	2019 Q3	2019 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$277.2M	$270.7M	$250.2M
YoY Change	-18.71%	-16.9%	-40.06%
Cash & Equivalents	$262.6M	$256.3M	$235.9M
Short-Term Investments	$14.59M	$14.45M	$14.26M
Other Short-Term Assets	$21.90M	$29.90M	$32.80M
YoY Change	9.5%	0.67%	41.99%
Inventory	$4.346M	$4.370M	$4.454M
Prepaid Expenses
Receivables	$60.00M	$79.40M	$87.20M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$348.8M	$370.0M	$360.4M
YoY Change	-13.28%	-15.76%	-31.16%
LONG-TERM ASSETS
Property, Plant & Equipment	$4.108B	$4.172B	$4.235B
YoY Change	0.08%	2.01%	3.05%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$2.829M	$2.928M	$2.858M
YoY Change	-36.98%	-35.14%	-32.02%
Other Assets	$138.5M	$151.6M	$199.2M
YoY Change	11.6%	4.91%	44.14%
Total Long-Term Assets	$4.343B	$4.399B	$4.510B
YoY Change	1.37%	2.44%	4.68%
TOTAL ASSETS
Total Short-Term Assets	$348.8M	$370.0M	$360.4M
Total Long-Term Assets	$4.343B	$4.399B	$4.510B
Total Assets	$4.691B	$4.769B	$4.870B
YoY Change	0.12%	0.75%	0.79%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$9.100M	$10.40M	$9.700M
YoY Change	-66.3%	15.56%	-52.91%
Accrued Expenses	$53.30M	$43.50M	$43.80M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$83.20M	$74.50M	$73.90M
YoY Change	54.65%	100.81%	54.6%
LONG-TERM LIABILITIES
Long-Term Debt	$4.107B	$4.110B	$4.144B
YoY Change	4.56%	5.53%	4.96%
Other Long-Term Liabilities	$28.20M	$28.50M	$53.50M
YoY Change	-17.54%	-19.49%	51.13%
Total Long-Term Liabilities	$4.135B	$4.138B	$4.198B
YoY Change	4.37%	5.3%	5.37%
TOTAL LIABILITIES
Total Short-Term Liabilities	$83.20M	$74.50M	$73.90M
Total Long-Term Liabilities	$4.135B	$4.138B	$4.198B
Total Liabilities	$4.352B	$4.381B	$4.430B
YoY Change	4.82%	6.47%	6.14%
SHAREHOLDERS EQUITY
Retained Earnings	-$1.558B	-$1.514B	-$1.454B
YoY Change	14.31%	15.31%	13.27%
Common Stock	$102.0K	$1.021M	$1.021M
YoY Change	-89.9%	1.09%	3.55%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$268.8M	$309.2M	$366.6M
YoY Change
Total Liabilities & Shareholders Equity	$4.691B	$4.769B	$4.870B
YoY Change	0.12%	0.75%	0.79%

Cashflow Statement

Concept	2019 Q4	2019 Q3	2019 Q2
OPERATING ACTIVITIES
Net Income	-$28.20M	-$31.18M	-$16.28M
YoY Change	-48.54%	13.01%	-11.06%
Depreciation, Depletion And Amortization	$66.40M	$67.90M	$67.50M
YoY Change	0.61%	4.62%	4.49%
Cash From Operating Activities	$27.40M	$57.50M	$65.50M
YoY Change	-38.15%	50.13%	-20.41%
INVESTING ACTIVITIES
Capital Expenditures	-$37.50M	-$39.70M	-$43.80M
YoY Change	-58.47%	-20.76%	-73.52%
Acquisitions
YoY Change
Other Investing Activities	$31.50M	$70.30M	$8.100M
YoY Change	31400.0%	-11816.67%	-73.36%
Cash From Investing Activities	-$6.000M	$30.60M	-$35.70M
YoY Change	-93.35%	-160.36%	-73.56%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-28.30M	-83.50M	-24.00M
YoY Change	-250.53%	13.76%	-112.61%
NET CHANGE
Cash From Operating Activities	27.40M	57.50M	65.50M
Cash From Investing Activities	-6.000M	30.60M	-35.70M
Cash From Financing Activities	-28.30M	-83.50M	-24.00M
Net Change In Cash	-6.900M	4.600M	5.800M
YoY Change	-74.54%	-105.36%	-95.79%
FREE CASH FLOW
Cash From Operating Activities	$27.40M	$57.50M	$65.50M
Capital Expenditures	-$37.50M	-$39.70M	-$43.80M
Free Cash Flow	$64.90M	$97.20M	$109.3M
YoY Change	-51.78%	9.95%	-55.87%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017	aht	Business Interruption Insurance Deductible BusinessInterruptionInsuranceDeductible	360000	USD
CY2018	aht	Business Interruption Insurance Deductible BusinessInterruptionInsuranceDeductible	360000	USD
CY2019	dei	Amendment Flag AmendmentFlag	false
CY2019	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2019	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
CY2019	dei	Entity Central Index Key EntityCentralIndexKey	0001232582
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	485000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	698000	USD
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	400000000	shares
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	400000000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	101035530	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	102103602	shares
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	101035530	shares
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	102103602	shares
CY2017	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2018	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2018Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2019Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2018Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2017	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	0	shares
CY2018	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	0	shares
CY2018Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	0	USD
CY2019	dei	Document Type DocumentType	10-K
CY2019	dei	Document Annual Report DocumentAnnualReport	true
CY2019	dei	Document Period End Date DocumentPeriodEndDate	2019-12-31
CY2019	dei	Document Transition Report DocumentTransitionReport	false
CY2019	dei	Entity File Number EntityFileNumber	001-31775
CY2019	dei	Entity Registrant Name EntityRegistrantName	ASHFORD HOSPITALITY TRUST, INC.
CY2019	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
CY2019	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	86-1062192
CY2019	dei	Entity Address Address Line1 EntityAddressAddressLine1	14185 Dallas Parkway
CY2019	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 1100
CY2019	dei	Entity Address City Or Town EntityAddressCityOrTown	Dallas
CY2019	dei	Entity Address State Or Province EntityAddressStateOrProvince	TX
CY2019	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	75254
CY2019	dei	City Area Code CityAreaCode	972
CY2019	dei	Local Phone Number LocalPhoneNumber	490-9600
CY2019	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2019	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2019	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2019	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2019	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2019	dei	Entity Small Business EntitySmallBusiness	false
CY2019	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2019	dei	Entity Shell Company EntityShellCompany	false
CY2019Q2	dei	Entity Public Float EntityPublicFloat	285872000	USD
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CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-90978000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1218000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2782000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-2218000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	-142679000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	-156309000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	-88760000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-112000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-30000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-110000	USD
CY2019	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	-28932000	USD
CY2018	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	-29313000	USD
CY2017	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	-21642000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-113635000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-126966000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	-67008000	USD
CY2019	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	42577000	USD
CY2018	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	42577000	USD
CY2017	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	44761000	USD
CY2019	aht	Extinguishmentof Issuance Costsupon Redemptionof Preferred Stock ExtinguishmentofIssuanceCostsuponRedemptionofPreferredStock	0	USD
CY2018	aht	Extinguishmentof Issuance Costsupon Redemptionof Preferred Stock ExtinguishmentofIssuanceCostsuponRedemptionofPreferredStock	0	USD
CY2017	aht	Extinguishmentof Issuance Costsupon Redemptionof Preferred Stock ExtinguishmentofIssuanceCostsuponRedemptionofPreferredStock	10799000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-156212000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-169543000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-122568000	USD
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.58
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.75
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.30
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	99837000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	97282000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	95207000	shares
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.58
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.75
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.30
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	99837000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	97282000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	95207000	shares
CY2019	us-gaap	Profit Loss ProfitLoss	-142679000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	-156309000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	-88760000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	0	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-142679000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-156309000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-88760000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-112000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-30000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-110000	USD
CY2019	aht	Comprehensive Income Loss Netof Tax Portion Attributableto Redeemable Noncontrolling Interestsin Operating Partnership ComprehensiveIncomeLossNetofTaxPortionAttributabletoRedeemableNoncontrollingInterestsinOperatingPartnership	-28932000	USD
CY2018	aht	Comprehensive Income Loss Netof Tax Portion Attributableto Redeemable Noncontrolling Interestsin Operating Partnership ComprehensiveIncomeLossNetofTaxPortionAttributabletoRedeemableNoncontrollingInterestsinOperatingPartnership	-29313000	USD
CY2017	aht	Comprehensive Income Loss Netof Tax Portion Attributableto Redeemable Noncontrolling Interestsin Operating Partnership ComprehensiveIncomeLossNetofTaxPortionAttributabletoRedeemableNoncontrollingInterestsinOperatingPartnership	-21642000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-113635000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-126966000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-67008000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	792377000	USD
CY2017	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	1272000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	7227000	USD
CY2017	us-gaap	Stock Issued During Period Value Restricted Stock Award Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures	0	USD
CY2017	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	0	USD
CY2017	us-gaap	Stock Redeemed Or Called During Period Value StockRedeemedOrCalledDuringPeriodValue	218425000	USD
CY2017	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	222071000	USD
CY2017	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	0	USD
CY2017	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	161000	USD
CY2017	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-10010000	USD
CY2017	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	-67118000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	633146000	USD
CY2018	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	1598000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	16098000	USD
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures	0	USD
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	123000	USD
CY2018	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	14689000	USD
CY2018	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	8171000	USD
CY2018	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	-126996000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	453105000	USD
CY2019Q1	us-gaap	New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Quantification NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification	1755000	USD
CY2019	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	1031000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	12413000	USD
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures	0	USD
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	0	USD
CY2019	aht	Issuanceof Unitsfor Hotel Acquisition IssuanceofUnitsforHotelAcquisition	0	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	91000	USD
CY2019	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	0	USD
CY2019	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-9445000	USD
CY2019	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	-113747000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	269266000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	-142679000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	-156309000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	-88760000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	269003000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	258458000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	246731000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	33628000	USD
CY2018	us-gaap	Asset Impairment Charges AssetImpairmentCharges	23391000	USD
CY2017	us-gaap	Asset Impairment Charges AssetImpairmentCharges	10153000	USD
CY2019	aht	Amortizationof Intangible Asset AmortizationofIntangibleAsset	257000	USD
CY2018	aht	Amortizationof Intangible Asset AmortizationofIntangibleAsset	237000	USD
CY2017	aht	Amortizationof Intangible Asset AmortizationofIntangibleAsset	238000	USD
CY2019	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	954000	USD
CY2018	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	577000	USD
CY2017	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	869000	USD
CY2019	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-159000	USD
CY2018	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	135000	USD
CY2017	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	2324000	USD
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	3127000	USD
CY2018	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2148000	USD
CY2017	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2185000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-2307000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	867000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-5866000	USD
CY2019	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	26126000	USD
CY2018	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	475000	USD
CY2017	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	14030000	USD
CY2019	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	1980000	USD
CY2018	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	-924000	USD
CY2017	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	-3678000	USD
CY2019	us-gaap	Payments For Purchase Of Securities Operating Activities PaymentsForPurchaseOfSecuritiesOperatingActivities	4208000	USD
CY2018	us-gaap	Payments For Purchase Of Securities Operating Activities PaymentsForPurchaseOfSecuritiesOperatingActivities	12228000	USD
CY2017	us-gaap	Payments For Purchase Of Securities Operating Activities PaymentsForPurchaseOfSecuritiesOperatingActivities	54793000	USD
CY2019	us-gaap	Proceeds From Sale Of Securities Operating Activities ProceedsFromSaleOfSecuritiesOperatingActivities	13413000	USD
CY2018	us-gaap	Proceeds From Sale Of Securities Operating Activities ProceedsFromSaleOfSecuritiesOperatingActivities	16414000	USD
CY2017	us-gaap	Proceeds From Sale Of Securities Operating Activities ProceedsFromSaleOfSecuritiesOperatingActivities	77374000	USD
CY2019	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	11792000	USD
CY2018	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	0	USD
CY2017	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	0	USD
CY2019	aht	Gain Losson Insurance Settlement GainLossonInsuranceSettlement	-450000	USD
CY2018	aht	Gain Losson Insurance Settlement GainLossonInsuranceSettlement	-928000	USD
CY2017	aht	Gain Losson Insurance Settlement GainLossonInsuranceSettlement	0	USD
CY2019	aht	Net Settlementof Trading Derivatives NetSettlementofTradingDerivatives	3485000	USD
CY2018	aht	Net Settlementof Trading Derivatives NetSettlementofTradingDerivatives	-648000	USD
CY2017	aht	Net Settlementof Trading Derivatives NetSettlementofTradingDerivatives	5035000	USD
CY2019	us-gaap	Gain Loss On Derivative Instruments Held For Trading Purposes Net GainLossOnDerivativeInstrumentsHeldForTradingPurposesNet	-5294000	USD
CY2018	us-gaap	Gain Loss On Derivative Instruments Held For Trading Purposes Net GainLossOnDerivativeInstrumentsHeldForTradingPurposesNet	-2178000	USD
CY2017	us-gaap	Gain Loss On Derivative Instruments Held For Trading Purposes Net GainLossOnDerivativeInstrumentsHeldForTradingPurposesNet	-7510000	USD
CY2019	aht	Amortization Of Loan Costs Write Off Of Loan Costs And Exit Fees AmortizationOfLoanCostsWriteOffOfLoanCostsAndExitFees	32153000	USD
CY2018	aht	Amortization Of Loan Costs Write Off Of Loan Costs And Exit Fees AmortizationOfLoanCostsWriteOffOfLoanCostsAndExitFees	30012000	USD
CY2017	aht	Amortization Of Loan Costs Write Off Of Loan Costs And Exit Fees AmortizationOfLoanCostsWriteOffOfLoanCostsAndExitFees	14190000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	19717000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	26939000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	12287000	USD
CY2019	aht	Amortization Of Parking Asset AmortizationOfParkingAsset	118000	USD
CY2018	aht	Amortization Of Parking Asset AmortizationOfParkingAsset	0	USD
CY2017	aht	Amortization Of Parking Asset AmortizationOfParkingAsset	0	USD
CY2019	us-gaap	Paid In Kind Interest PaidInKindInterest	-191000	USD
CY2018	us-gaap	Paid In Kind Interest PaidInKindInterest	0	USD
CY2017	us-gaap	Paid In Kind Interest PaidInKindInterest	0	USD
CY2019	aht	Increase Decreasein Accounts Receivable And Inventories IncreaseDecreaseinAccountsReceivableAndInventories	6639000	USD
CY2018	aht	Increase Decreasein Accounts Receivable And Inventories IncreaseDecreaseinAccountsReceivableAndInventories	-5553000	USD
CY2017	aht	Increase Decreasein Accounts Receivable And Inventories IncreaseDecreaseinAccountsReceivableAndInventories	-2037000	USD
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2307000	USD
CY2018	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	1946000	USD
CY2017	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	4762000	USD
CY2019	aht	Increase Decreasein Operating Lease Rightof Use Assets IncreaseDecreaseinOperatingLeaseRightofUseAssets	-1322000	USD
CY2018	aht	Increase Decreasein Operating Lease Rightof Use Assets IncreaseDecreaseinOperatingLeaseRightofUseAssets	0	USD
CY2017	aht	Increase Decreasein Operating Lease Rightof Use Assets IncreaseDecreaseinOperatingLeaseRightofUseAssets	0	USD
CY2019	aht	Increase Decreasein Operating Lease Liability IncreaseDecreaseinOperatingLeaseLiability	-937000	USD
CY2018	aht	Increase Decreasein Operating Lease Liability IncreaseDecreaseinOperatingLeaseLiability	0	USD
CY2017	aht	Increase Decreasein Operating Lease Liability IncreaseDecreaseinOperatingLeaseLiability	0	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-4177000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	376000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-5316000	USD
CY2019	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	-4496000	USD
CY2018	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	-574000	USD
CY2017	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	944000	USD
CY2019	aht	Increase Decrease In Due To From Third Party Hotel Managers IncreaseDecreaseInDueToFromThirdPartyHotelManagers	4372000	USD
CY2018	aht	Increase Decrease In Due To From Third Party Hotel Managers IncreaseDecreaseInDueToFromThirdPartyHotelManagers	-4214000	USD
CY2017	aht	Increase Decrease In Due To From Third Party Hotel Managers IncreaseDecreaseInDueToFromThirdPartyHotelManagers	-4353000	USD
CY2019	aht	Increase Decreasein Dueto Affiliate1 IncreaseDecreaseinDuetoAffiliate1	0	USD
CY2018	aht	Increase Decreasein Dueto Affiliate1 IncreaseDecreaseinDuetoAffiliate1	0	USD
CY2017	aht	Increase Decreasein Dueto Affiliate1 IncreaseDecreaseinDuetoAffiliate1	-488000	USD
CY2019	aht	Increase Decreasein Dueto Affiliate2 IncreaseDecreaseinDuetoAffiliate2	-1256000	USD
CY2018	aht	Increase Decreasein Dueto Affiliate2 IncreaseDecreaseinDuetoAffiliate2	-8793000	USD
CY2017	aht	Increase Decreasein Dueto Affiliate2 IncreaseDecreaseinDuetoAffiliate2	-570000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	234000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	1532000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	1317000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	177209000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	181560000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	207382000	USD
CY2019	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	647000	USD
CY2018	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	667000	USD
CY2017	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	984000	USD
CY2019	aht	Proceedsfrom Franchise Agreement Extension ProceedsfromFranchiseAgreementExtension	4000000	USD
CY2018	aht	Proceedsfrom Franchise Agreement Extension ProceedsfromFranchiseAgreementExtension	0	USD
CY2017	aht	Proceedsfrom Franchise Agreement Extension ProceedsfromFranchiseAgreementExtension	0	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	212552000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	162593000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	363000	USD
CY2019	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	159220000	USD
CY2018	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	207325000	USD
CY2017	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	221960000	USD
CY2019	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	102676000	USD
CY2018	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	40629000	USD
CY2017	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	105267000	USD
CY2019	aht	Payments For Initial Franchise Fees PaymentsForInitialFranchiseFees	475000	USD
CY2018	aht	Payments For Initial Franchise Fees PaymentsForInitialFranchiseFees	329000	USD
CY2017	aht	Payments For Initial Franchise Fees PaymentsForInitialFranchiseFees	225000	USD
CY2019	aht	Contributions Froma Noncontrolling Interestina Consolidated Entity ContributionsFromaNoncontrollingInterestinaConsolidatedEntity	0	USD
CY2018	aht	Contributions Froma Noncontrolling Interestina Consolidated Entity ContributionsFromaNoncontrollingInterestinaConsolidatedEntity	0	USD
CY2017	aht	Contributions Froma Noncontrolling Interestina Consolidated Entity ContributionsFromaNoncontrollingInterestinaConsolidatedEntity	50942000	USD
CY2019	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	11792000	USD
CY2018	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	0	USD
CY2017	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	0	USD
CY2019	us-gaap	Proceeds From Insurance Settlement Investing Activities ProceedsFromInsuranceSettlementInvestingActivities	1233000	USD
CY2018	us-gaap	Proceeds From Insurance Settlement Investing Activities ProceedsFromInsuranceSettlementInvestingActivities	651000	USD
CY2017	us-gaap	Proceeds From Insurance Settlement Investing Activities ProceedsFromInsuranceSettlementInvestingActivities	3442000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-253193000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-329634000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-63881000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	404795000	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2705769000	USD
CY2017	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	704800000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	272357000	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2463100000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	754836000	USD
CY2019	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	9643000	USD
CY2018	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	55555000	USD
CY2017	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	13871000	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	86210000	USD
CY2018	us-gaap	Payments Of Dividends PaymentsOfDividends	97445000	USD
CY2017	us-gaap	Payments Of Dividends PaymentsOfDividends	101592000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1031000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1598000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1272000	USD
CY2019	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2018	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2017	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	218425000	USD
CY2019	us-gaap	Payments For Derivative Instrument Financing Activities PaymentsForDerivativeInstrumentFinancingActivities	1112000	USD
CY2018	us-gaap	Payments For Derivative Instrument Financing Activities PaymentsForDerivativeInstrumentFinancingActivities	3162000	USD
CY2017	us-gaap	Payments For Derivative Instrument Financing Activities PaymentsForDerivativeInstrumentFinancingActivities	871000	USD
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	14752000	USD
CY2017	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2019	aht	Proceedsfrom Preferred Stock Offering ProceedsfromPreferredStockOffering	0	USD
CY2018	aht	Proceedsfrom Preferred Stock Offering ProceedsfromPreferredStockOffering	0	USD
CY2017	aht	Proceedsfrom Preferred Stock Offering ProceedsfromPreferredStockOffering	222071000	USD
CY2019	aht	Preferredand Common Stock Offering Costs PreferredandCommonStockOfferingCosts	91000	USD
CY2018	aht	Preferredand Common Stock Offering Costs PreferredandCommonStockOfferingCosts	0	USD
CY2017	aht	Preferredand Common Stock Offering Costs PreferredandCommonStockOfferingCosts	0	USD
CY2019	aht	Proceedsfor Depositon Erfp Assets ProceedsforDepositonERFPAssets	0	USD
CY2018	aht	Proceedsfor Depositon Erfp Assets ProceedsforDepositonERFPAssets	16100000	USD
CY2017	aht	Proceedsfor Depositon Erfp Assets ProceedsforDepositonERFPAssets	0	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	28000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	53000	USD
CY2017	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	94000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	34379000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	115814000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-163902000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-41605000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-32260000	USD
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-20401000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	439812000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	472072000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	492473000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	398207000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	439812000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	472072000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	233771000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	215344000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	210644000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-1059000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1890000	USD
CY2017	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-253000	USD
CY2019	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	24239000	USD
CY2018	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	23615000	USD
CY2017	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	19456000	USD
CY2019Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	20849000	USD
CY2018Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	26794000	USD
CY2017Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	25045000	USD
CY2019	aht	Issuanceof Unitsfor Hotel Acquisitions IssuanceofUnitsforHotelAcquisitions	7854000	USD
CY2018	aht	Issuanceof Unitsfor Hotel Acquisitions IssuanceofUnitsforHotelAcquisitions	0	USD
CY2017	aht	Issuanceof Unitsfor Hotel Acquisitions IssuanceofUnitsforHotelAcquisitions	0	USD
CY2019	us-gaap	Loans Assumed1 LoansAssumed1	24922000	USD
CY2018	us-gaap	Loans Assumed1 LoansAssumed1	0	USD
CY2017	us-gaap	Loans Assumed1 LoansAssumed1	0	USD
CY2019	aht	Notes Receivable From Sale Of Land Held For Use NotesReceivableFromSaleOfLandHeldForUse	7590000	USD
CY2018	aht	Notes Receivable From Sale Of Land Held For Use NotesReceivableFromSaleOfLandHeldForUse	0	USD
CY2017	aht	Notes Receivable From Sale Of Land Held For Use NotesReceivableFromSaleOfLandHeldForUse	0	USD
CY2019	aht	Other Assets From Sale Of Land Held For Use OtherAssetsFromSaleOfLandHeldForUse	4797000	USD
CY2018	aht	Other Assets From Sale Of Land Held For Use OtherAssetsFromSaleOfLandHeldForUse	0	USD
CY2017	aht	Other Assets From Sale Of Land Held For Use OtherAssetsFromSaleOfLandHeldForUse	0	USD
CY2019	aht	Non Cash Dividends Paid NonCashDividendsPaid	0	USD
CY2018	aht	Non Cash Dividends Paid NonCashDividendsPaid	123000	USD
CY2017	aht	Non Cash Dividends Paid NonCashDividendsPaid	0	USD
CY2019	aht	Unsettled Common Stock Offering Proceeds UnsettledCommonStockOfferingProceeds	0	USD
CY2018	aht	Unsettled Common Stock Offering Proceeds UnsettledCommonStockOfferingProceeds	1075000	USD
CY2017	aht	Unsettled Common Stock Offering Proceeds UnsettledCommonStockOfferingProceeds	0	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	319210000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	354805000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	347091000	USD
CY2018Q4	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	0	USD
CY2017Q4	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	78000	USD
CY2016Q4	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	976000	USD
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	120602000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	116787000	USD
CY2016Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	144014000	USD
CY2018Q4	aht	Restricted Cashand Restricted Cash Equivalents Disposal Group Including Discontinued Operations RestrictedCashandRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	0	USD
CY2017Q4	aht	Restricted Cashand Restricted Cash Equivalents Disposal Group Including Discontinued Operations RestrictedCashandRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	402000	USD
CY2016Q4	aht	Restricted Cashand Restricted Cash Equivalents Disposal Group Including Discontinued Operations RestrictedCashandRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	392000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	439812000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	472072000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	492473000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	262636000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	319210000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	354805000	USD
CY2019Q4	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	0	USD
CY2018Q4	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	0	USD
CY2017Q4	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	78000	USD
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	135571000	USD
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	120602000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	116787000	USD
CY2019Q4	aht	Restricted Cashand Restricted Cash Equivalents Disposal Group Including Discontinued Operations RestrictedCashandRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	0	USD
CY2018Q4	aht	Restricted Cashand Restricted Cash Equivalents Disposal Group Including Discontinued Operations RestrictedCashandRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	0	USD
CY2017Q4	aht	Restricted Cashand Restricted Cash Equivalents Disposal Group Including Discontinued Operations RestrictedCashandRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations	402000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	398207000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	439812000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	472072000	USD
CY2019Q4	us-gaap	Number Of Units In Real Estate Property NumberOfUnitsInRealEstateProperty	24943	room
CY2019Q4	aht	Numberof Unitsin Real Estate Property Net Partnership Interest NumberofUnitsinRealEstatePropertyNetPartnershipInterest	24916	room
CY2019	us-gaap	Use Of Estimates UseOfEstimates	<div style="line-height:120%;padding-top:12px;text-align:justify;text-indent:24px;font-size:10pt;"><span style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;text-decoration:underline;">Use of Estimates</span><span style="font-family:inherit;font-size:10pt;">—The preparation of these consolidated financial statements in accordance with accounting principles generally accepted in the United States requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenue and expenses during the reporting period. Actual results could differ from those estimates.</span></div>
CY2019	aht	Number Of Hotel Properties Stated At Historical Cost NumberOfHotelPropertiesStatedAtHistoricalCost	4	hotel
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	33600000	USD
CY2018	us-gaap	Asset Impairment Charges AssetImpairmentCharges	23400000	USD
CY2017	us-gaap	Asset Impairment Charges AssetImpairmentCharges	10200000	USD
CY2019	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2018	us-gaap	Gain On Business Interruption Insurance Recovery GainOnBusinessInterruptionInsuranceRecovery	401000	USD
CY2007Q4	aht	Unfavorable Management Contract Liabilities UnfavorableManagementContractLiabilities	23400000	USD
CY2019	us-gaap	Advertising Expense AdvertisingExpense	10400000	USD
CY2018	us-gaap	Advertising Expense AdvertisingExpense	8500000	USD
CY2017	us-gaap	Advertising Expense AdvertisingExpense	7500000	USD
CY2019	aht	Numberof Hotels NumberofHotels	121	hotel
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1502759000	USD
CY2018	aht	Numberof Hotels NumberofHotels	122	hotel
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1430789000	USD
CY2017	aht	Numberof Hotels NumberofHotels	126	hotel
CY2017	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1439270000	USD
CY2019Q4	us-gaap	Land Land	769381000	USD
CY2018Q4	us-gaap	Land Land	670362000	USD
CY2019Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	4129884000	USD
CY2018Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	4062810000	USD
CY2019Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	503156000	USD
CY2018Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	504806000	USD
CY2019Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	29745000	USD
CY2018Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	37394000	USD
CY2019Q4	us-gaap	Property Subject To Or Available For Operating Lease Gross PropertySubjectToOrAvailableForOperatingLeaseGross	12093000	USD
CY2018Q4	us-gaap	Property Subject To Or Available For Operating Lease Gross PropertySubjectToOrAvailableForOperatingLeaseGross	12091000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	5444259000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	5287463000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1335816000	USD
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1182244000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4108443000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4105219000	USD
CY2019Q4	srt	Real Estate Federal Income Tax Basis RealEstateFederalIncomeTaxBasis	3500000000	USD
CY2018Q4	srt	Real Estate Federal Income Tax Basis RealEstateFederalIncomeTaxBasis	3600000000	USD
CY2019	us-gaap	Depreciation Depreciation	268400000	USD
CY2018	us-gaap	Depreciation Depreciation	257900000	USD
CY2017	us-gaap	Depreciation Depreciation	246000000.0	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	33600000	USD
CY2018	us-gaap	Asset Impairment Charges AssetImpairmentCharges	23400000	USD
CY2017Q3	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	24	hotel
CY2017	aht	Impairment Adjustments ImpairmentAdjustments	2000000.0	USD
CY2017	us-gaap	Environmental Costs Recognized Recovery Credited To Expense EnvironmentalCostsRecognizedRecoveryCreditedToExpense	2800000	USD
CY2019	us-gaap	Gain On Business Interruption Insurance Recovery GainOnBusinessInterruptionInsuranceRecovery	0	USD
CY2017	us-gaap	Gain On Business Interruption Insurance Recovery GainOnBusinessInterruptionInsuranceRecovery	612000	USD
CY2019	aht	Business Interruption Insurance Deductible BusinessInterruptionInsuranceDeductible	360000	USD
CY2019	aht	Proceedsfrom Property Damage Recoveries ProceedsfromPropertyDamageRecoveries	43000	USD
CY2018	aht	Proceedsfrom Property Damage Recoveries ProceedsfromPropertyDamageRecoveries	836000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	49995000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	53270000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	4323000	USD
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	501000	USD
CY2019	aht	Amortization Costsof Intangible Assetsand Liabilities AmortizationCostsofIntangibleAssetsandLiabilities	176000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	3511000	USD
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P73Y
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0517
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	3425000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	3235000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	3092000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	3026000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	3026000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	204869000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	220673000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	167403000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	53270000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	2643000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	2506000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	2379000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	2297000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	2249000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	121697000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	133771000	USD
CY2019Q4	aht	Stock Purchase Agreement Shares StockPurchaseAgreementShares	393077	shares
CY2019Q4	aht	Stock Purchase Agreement Valueper Share StockPurchaseAgreementValueperShare	30
CY2019Q4	aht	Stock Purchase Agreement Proceeds StockPurchaseAgreementProceeds	11800000	USD
CY2019Q4	aht	Stock Purchase Agreement Gain StockPurchaseAgreementGain	11800000	USD
CY2019Q4	aht	Share Distribution Numberof Shares ShareDistributionNumberofShares	205086	shares
CY2019Q4	aht	Share Distribution Conversion Ratio ShareDistributionConversionRatio	0.0017
CY2019Q4	aht	Debt Instrument Collateral Carrying Value DebtInstrumentCollateralCarryingValue	4104830000	USD
CY2018Q4	aht	Debt Instrument Collateral Carrying Value DebtInstrumentCollateralCarryingValue	4064368000	USD
CY2019Q4	aht	London Interbank Offered Rate Libor Rate LondonInterbankOfferedRateLIBORRate	0.01763
CY2018Q4	aht	London Interbank Offered Rate Libor Rate LondonInterbankOfferedRateLIBORRate	0.02503
CY2019	aht	Interest Expenseand Amortizationof Premiumand Loan Costs InterestExpenseandAmortizationofPremiumandLoanCosts	232000	USD
CY2018	aht	Interest Expenseand Amortizationof Premiumand Loan Costs InterestExpenseandAmortizationofPremiumandLoanCosts	277000	USD
CY2017	aht	Interest Expenseand Amortizationof Premiumand Loan Costs InterestExpenseandAmortizationofPremiumandLoanCosts	1953000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	3279403000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	5485000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	503868000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	126875000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	124705000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	83667000	USD
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	4124003000	USD
CY2019	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	119000	USD
CY2019	us-gaap	Receivable With Imputed Interest Effective Yield Interest Rate ReceivableWithImputedInterestEffectiveYieldInterestRate	0.070
CY2019	us-gaap	Receivable With Imputed Interest Effective Yield Interest Rate ReceivableWithImputedInterestEffectiveYieldInterestRate	0.070
CY2019	us-gaap	Receivable With Imputed Interest Effective Yield Interest Rate ReceivableWithImputedInterestEffectiveYieldInterestRate	0.070
CY2019Q4	aht	Other Assets Net Amount OtherAssetsNetAmount	4751000	USD
CY2019Q4	aht	Fair Value Consideration Threshold For Transfer In Out Of Level3 FairValueConsiderationThresholdForTransferInOutOfLevel3	0.10
CY2019Q4	aht	Libor Interest Rate Forward Curve LIBORInterestRateForwardCurve	0.0176
CY2019Q4	aht	Libor Interest Rate Forward Curve Downtrend LIBORInterestRateForwardCurveDowntrend	0.0147
CY2019	aht	Derivative Expense Relatedto Credit Default Swaps DerivativeExpenseRelatedtoCreditDefaultSwaps	1077000	USD
CY2018	aht	Derivative Expense Relatedto Credit Default Swaps DerivativeExpenseRelatedtoCreditDefaultSwaps	1045000	USD
CY2017	aht	Derivative Expense Relatedto Credit Default Swaps DerivativeExpenseRelatedtoCreditDefaultSwaps	1036000	USD
CY2019Q4	us-gaap	Marketable Securities MarketableSecurities	14591000	USD
CY2019Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	14591000	USD
CY2018Q4	us-gaap	Marketable Securities MarketableSecurities	21816000	USD
CY2018Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	21816000	USD
CY2019Q4	us-gaap	Derivative Assets DerivativeAssets	1691000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	1691000	USD
CY2018Q4	us-gaap	Derivative Assets DerivativeAssets	2396000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	2396000	USD
CY2019Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	42000	USD
CY2019Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	42000	USD
CY2018Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	50000	USD
CY2018Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	50000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	262636000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	262636000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	319210000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	319210000	USD
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	135571000	USD
CY2019Q4	aht	Restricted Cash Estimated Fair Value RestrictedCashEstimatedFairValue	135571000	USD
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	120602000	USD
CY2018Q4	aht	Restricted Cash Estimated Fair Value RestrictedCashEstimatedFairValue	120602000	USD
CY2019Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	39638000	USD
CY2019Q4	us-gaap	Accounts Receivable Fair Value Disclosure AccountsReceivableFairValueDisclosure	39638000	USD
CY2018Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	37060000	USD
CY2018Q4	us-gaap	Accounts Receivable Fair Value Disclosure AccountsReceivableFairValueDisclosure	37060000	USD
CY2019Q4	us-gaap	Notes Receivable Net NotesReceivableNet	7709000	USD
CY2018Q4	us-gaap	Notes Receivable Net NotesReceivableNet	0	USD
CY2018Q4	us-gaap	Notes Receivable Fair Value Disclosure NotesReceivableFairValueDisclosure	0	USD
CY2019Q4	us-gaap	Due From Related Parties DueFromRelatedParties	3019000	USD
CY2019Q4	aht	Duefrom Related Parties Fair Value Disclosure DuefromRelatedPartiesFairValueDisclosure	3019000	USD
CY2018Q4	us-gaap	Due From Related Parties DueFromRelatedParties	0	USD
CY2018Q4	aht	Duefrom Related Parties Fair Value Disclosure DuefromRelatedPartiesFairValueDisclosure	0	USD
CY2019Q4	aht	Due From Third Party Hotel Managers DueFromThirdPartyHotelManagers	17368000	USD
CY2019Q4	aht	Due From Third Party Hotel Managers Fair Value Disclosure DueFromThirdPartyHotelManagersFairValueDisclosure	17368000	USD
CY2018Q4	aht	Due From Third Party Hotel Managers DueFromThirdPartyHotelManagers	21760000	USD
CY2018Q4	aht	Due From Third Party Hotel Managers Fair Value Disclosure DueFromThirdPartyHotelManagersFairValueDisclosure	21760000	USD
CY2019Q4	aht	Long Term Debt Including Deferred Loan Costs LongTermDebtIncludingDeferredLoanCosts	4124658000	USD
CY2018Q4	aht	Long Term Debt Including Deferred Loan Costs LongTermDebtIncludingDeferredLoanCosts	3967530000	USD
CY2019Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	134341000	USD
CY2019Q4	us-gaap	Accounts Payable And Accrued Liabilities Fair Value Disclosure AccountsPayableAndAccruedLiabilitiesFairValueDisclosure	134341000	USD
CY2018Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	136757000	USD
CY2018Q4	us-gaap	Accounts Payable And Accrued Liabilities Fair Value Disclosure AccountsPayableAndAccruedLiabilitiesFairValueDisclosure	136757000	USD
CY2019Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	20849000	USD
CY2019Q4	aht	Dividends Payable Fair Value Disclosure DividendsPayableFairValueDisclosure	20849000	USD
CY2018Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	26794000	USD
CY2018Q4	aht	Dividends Payable Fair Value Disclosure DividendsPayableFairValueDisclosure	26794000	USD
CY2019Q4	us-gaap	Due To Affiliate Current And Noncurrent DueToAffiliateCurrentAndNoncurrent	6570000	USD
CY2019Q4	aht	Dueto Affiliate Fair Value Disclosure DuetoAffiliateFairValueDisclosure	6570000	USD
CY2018Q4	us-gaap	Due To Affiliate Current And Noncurrent DueToAffiliateCurrentAndNoncurrent	23034000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	-67008000	USD
CY2019	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	42577000	USD
CY2018Q4	aht	Dueto Affiliate Fair Value Disclosure DuetoAffiliateFairValueDisclosure	23034000	USD
CY2019Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	0	USD
CY2019Q4	aht	Due To Related Parties Fair Value Disclosure DueToRelatedPartiesFairValueDisclosure	0	USD
CY2018Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	1477000	USD
CY2018Q4	aht	Due To Related Parties Fair Value Disclosure DueToRelatedPartiesFairValueDisclosure	1477000	USD
CY2019Q4	aht	Due To Third Party Hotel Managers DueToThirdPartyHotelManagers	2509000	USD
CY2019Q4	aht	Due To Third Party Hotel Managers Fair Value Disclosure DueToThirdPartyHotelManagersFairValueDisclosure	2509000	USD
CY2018Q4	aht	Due To Third Party Hotel Managers DueToThirdPartyHotelManagers	2529000	USD
CY2018Q4	aht	Due To Third Party Hotel Managers Fair Value Disclosure DueToThirdPartyHotelManagersFairValueDisclosure	2529000	USD
CY2019	aht	Maturity Period Of Cash And Cash Equivalents Maximum MaturityPeriodOfCashAndCashEquivalentsMaximum	P90D
CY2019Q4	us-gaap	Notes Receivable Net NotesReceivableNet	7700000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-113635000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-126966000	USD
CY2018	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	42577000	USD
CY2017	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	44761000	USD
CY2019	aht	Extinguishmentof Issuance Costsupon Redemptionof Preferred Stock ExtinguishmentofIssuanceCostsuponRedemptionofPreferredStock	0	USD
CY2018	aht	Extinguishmentof Issuance Costsupon Redemptionof Preferred Stock ExtinguishmentofIssuanceCostsuponRedemptionofPreferredStock	0	USD
CY2017	aht	Extinguishmentof Issuance Costsupon Redemptionof Preferred Stock ExtinguishmentofIssuanceCostsuponRedemptionofPreferredStock	10799000	USD
CY2019	aht	Undistributed Income Loss From Continuing Operations Allocatedto Common Stockholders UndistributedIncomeLossFromContinuingOperationsAllocatedtoCommonStockholders	-187328000	USD
CY2018	aht	Undistributed Income Loss From Continuing Operations Allocatedto Common Stockholders UndistributedIncomeLossFromContinuingOperationsAllocatedtoCommonStockholders	-217494000	USD
CY2017	aht	Undistributed Income Loss From Continuing Operations Allocatedto Common Stockholders UndistributedIncomeLossFromContinuingOperationsAllocatedtoCommonStockholders	-169672000	USD
CY2019	aht	Distributed And Undistributed Income Loss From Continuing Operations Basicand Diluted DistributedAndUndistributedIncomeLossFromContinuingOperationsBasicandDiluted	-157488000	USD
CY2018	aht	Distributed And Undistributed Income Loss From Continuing Operations Basicand Diluted DistributedAndUndistributedIncomeLossFromContinuingOperationsBasicandDiluted	-170437000	USD
CY2017	aht	Distributed And Undistributed Income Loss From Continuing Operations Basicand Diluted DistributedAndUndistributedIncomeLossFromContinuingOperationsBasicandDiluted	-123920000	USD
CY2019	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	99837000	shares
CY2018	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	97282000	shares
CY2017	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	95207000	shares
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.58
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.75
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.30
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.58
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.75
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.30
CY2019	aht	Gain Loss Attributable To Redeemable Noncontrolling Interests In Operating Partnership GainLossAttributableToRedeemableNoncontrollingInterestsInOperatingPartnership	-28932000	USD
CY2018	aht	Gain Loss Attributable To Redeemable Noncontrolling Interests In Operating Partnership GainLossAttributableToRedeemableNoncontrollingInterestsInOperatingPartnership	-29313000	USD
CY2017	aht	Gain Loss Attributable To Redeemable Noncontrolling Interests In Operating Partnership GainLossAttributableToRedeemableNoncontrollingInterestsInOperatingPartnership	-21642000	USD
CY2019	aht	Net Income Loss Attributable To Antidilutive Securities NetIncomeLossAttributableToAntidilutiveSecurities	-27656000	USD
CY2018	aht	Net Income Loss Attributable To Antidilutive Securities NetIncomeLossAttributableToAntidilutiveSecurities	-28419000	USD
CY2017	aht	Net Income Loss Attributable To Antidilutive Securities NetIncomeLossAttributableToAntidilutiveSecurities	-20290000	USD
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	19219000	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	17961000	shares
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	17976000	shares
CY2019	aht	Common Unit Limited Partnership Interest Redemption For Common Stock Shares CommonUnitLimitedPartnershipInterestRedemptionForCommonStockShares	1	shares
CY2019Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	69870000	USD
CY2018Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	80743000	USD
CY2019	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	-28932000	USD
CY2018	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	-29313000	USD
CY2017	us-gaap	Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable	-21642000	USD
CY2019	aht	Cash Distributions Declared CashDistributionsDeclared	6572000	USD
CY2018	aht	Cash Distributions Declared CashDistributionsDeclared	8789000	USD
CY2017	aht	Cash Distributions Declared CashDistributionsDeclared	10007000	USD
CY2019Q4	aht	Temporary Equity Shares Canceled TemporaryEquitySharesCanceled	0	shares
CY2018Q4	aht	Temporary Equity Shares Canceled TemporaryEquitySharesCanceled	739000	shares
CY2017Q4	aht	Temporary Equity Shares Canceled TemporaryEquitySharesCanceled	0	shares
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	200000000	USD
CY2019	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	0	shares
CY2019	aht	Additional Acquisition Of Common Stock AdditionalAcquisitionOfCommonStock	210700	shares
CY2018	aht	Additional Acquisition Of Common Stock AdditionalAcquisitionOfCommonStock	248562	shares
CY2017	aht	Additional Acquisition Of Common Stock AdditionalAcquisitionOfCommonStock	203299	shares
CY2017Q4	aht	Atthe Market Equity Distribution Program Authorized Amount AttheMarketEquityDistributionProgramAuthorizedAmount	100000000	USD
CY2019Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000	shares
CY2019	us-gaap	Dividends Common Stock DividendsCommonStock	31116000	USD
CY2018	us-gaap	Dividends Common Stock DividendsCommonStock	47951000	USD
CY2017	us-gaap	Dividends Common Stock DividendsCommonStock	47104000	USD
CY2019	us-gaap	Dividends Preferred Stock DividendsPreferredStock	73693000	USD
CY2018	us-gaap	Dividends Preferred Stock DividendsPreferredStock	90528000	USD
CY2017	us-gaap	Dividends Preferred Stock DividendsPreferredStock	91865000	USD
CY2019Q4	us-gaap	Minority Interest Ownership Percentage By Noncontrolling Owners MinorityInterestOwnershipPercentageByNoncontrollingOwners	0.15
CY2019Q4	us-gaap	Minority Interest MinorityInterest	504000	USD
CY2018Q4	us-gaap	Minority Interest MinorityInterest	616000	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-112000	USD
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-30000	USD
CY2017	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-110000	USD
CY2019	aht	Fees Incurred To Related Parties FeesIncurredToRelatedParties	33219000	USD
CY2019	aht	Maximum Percentage Of Project Budget To Be Paid As Market Service Fees MaximumPercentageOfProjectBudgetToBePaidAsMarketServiceFees	0.165
CY2019	aht	Property Management Fees Including Incentive Property Management Fees Incurred To Related Parties PropertyManagementFeesIncludingIncentivePropertyManagementFeesIncurredToRelatedParties	27205000	USD
CY2018	aht	Property Management Fees Including Incentive Property Management Fees Incurred To Related Parties PropertyManagementFeesIncludingIncentivePropertyManagementFeesIncurredToRelatedParties	30890000	USD
CY2017	aht	Property Management Fees Including Incentive Property Management Fees Incurred To Related Parties PropertyManagementFeesIncludingIncentivePropertyManagementFeesIncurredToRelatedParties	30629000	USD
CY2019	aht	Market Service Fees Incurred To Related Parties MarketServiceFeesIncurredToRelatedParties	0	USD
CY2018	aht	Market Service Fees Incurred To Related Parties MarketServiceFeesIncurredToRelatedParties	11148000	USD
CY2017	aht	Market Service Fees Incurred To Related Parties MarketServiceFeesIncurredToRelatedParties	21315000	USD
CY2019	us-gaap	Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty	6014000	USD
CY2018	us-gaap	Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty	5872000	USD
CY2017	us-gaap	Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty	5652000	USD
CY2018	aht	Fees Incurred To Related Parties FeesIncurredToRelatedParties	47910000	USD
CY2017	aht	Fees Incurred To Related Parties FeesIncurredToRelatedParties	57596000	USD
CY2018Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	1500000	USD
CY2019	aht	Number Of Ground Leases Under Operating Leases NumberOfGroundLeasesUnderOperatingLeases	4	lease
CY2019Q4	us-gaap	Number Of Properties Subject To Ground Leases NumberOfPropertiesSubjectToGroundLeases	2	lease
CY2018	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	4000000.0	USD
CY2017	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	4300000	USD
CY2018	us-gaap	Operating Leases Rent Expense Contingent Rentals OperatingLeasesRentExpenseContingentRentals	837000	USD
CY2017	us-gaap	Operating Leases Rent Expense Contingent Rentals OperatingLeasesRentExpenseContingentRentals	1100000	USD
CY2019Q4	aht	Capital Commitment Related To General Capital Improvement CapitalCommitmentRelatedToGeneralCapitalImprovement	50500000	USD
CY2019	aht	Period Of Capital Commitment Related To General Capital Improvement PeriodOfCapitalCommitmentRelatedToGeneralCapitalImprovement	P12M
CY2019	aht	Minimum Percentage Net Income Loss Distributed To Qualify As Real Estate Investment Trust MinimumPercentageNetIncomeLossDistributedToQualifyAsRealEstateInvestmentTrust	0.90
CY2019	aht	Subsequent Taxable Years Disqualified As Real Estate Investment Trust Duration Description SubsequentTaxableYearsDisqualifiedAsRealEstateInvestmentTrustDurationDescription	P4Y
CY2019	aht	Income Loss From Continuing Operations Before Income Taxes Attributable To Taxable Real Estate Investment Trust Subsidiaries IncomeLossFromContinuingOperationsBeforeIncomeTaxesAttributableToTaxableRealEstateInvestmentTrustSubsidiaries	7300000	USD
CY2018	aht	Income Loss From Continuing Operations Before Income Taxes Attributable To Taxable Real Estate Investment Trust Subsidiaries IncomeLossFromContinuingOperationsBeforeIncomeTaxesAttributableToTaxableRealEstateInvestmentTrustSubsidiaries	21100000	USD
CY2017	aht	Income Loss From Continuing Operations Before Income Taxes Attributable To Taxable Real Estate Investment Trust Subsidiaries IncomeLossFromContinuingOperationsBeforeIncomeTaxesAttributableToTaxableRealEstateInvestmentTrustSubsidiaries	4200000	USD
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	1539000	USD
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	4435000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	1478000	USD
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	475000	USD
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	698000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-160000	USD
CY2019	aht	Income Tax Reconciliation Permanent Differences IncomeTaxReconciliationPermanentDifferences	310000	USD
CY2018	aht	Income Tax Reconciliation Permanent Differences IncomeTaxReconciliationPermanentDifferences	128000	USD
CY2017	aht	Income Tax Reconciliation Permanent Differences IncomeTaxReconciliationPermanentDifferences	338000	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	5242000	USD
CY2019	aht	Effective Income Tax Rate Reconciliation Provisionto Return Adjustment Entirely Offsetby Changein Valuation Allowance Amount EffectiveIncomeTaxRateReconciliationProvisiontoReturnAdjustmentEntirelyOffsetbyChangeinValuationAllowanceAmount	325000	USD
CY2018	aht	Effective Income Tax Rate Reconciliation Provisionto Return Adjustment Entirely Offsetby Changein Valuation Allowance Amount EffectiveIncomeTaxRateReconciliationProvisiontoReturnAdjustmentEntirelyOffsetbyChangeinValuationAllowanceAmount	230000	USD
CY2017	aht	Effective Income Tax Rate Reconciliation Provisionto Return Adjustment Entirely Offsetby Changein Valuation Allowance Amount EffectiveIncomeTaxRateReconciliationProvisiontoReturnAdjustmentEntirelyOffsetbyChangeinValuationAllowanceAmount	-957000	USD
CY2019	aht	Income Tax Reconciliation Gross Receipts And Margin Taxes IncomeTaxReconciliationGrossReceiptsAndMarginTaxes	923000	USD
CY2018	aht	Income Tax Reconciliation Gross Receipts And Margin Taxes IncomeTaxReconciliationGrossReceiptsAndMarginTaxes	950000	USD
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-32000	USD
CY2018	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	11000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	49000	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-2322000	USD
CY2017	aht	Income Tax Reconciliation Gross Receipts And Margin Taxes IncomeTaxReconciliationGrossReceiptsAndMarginTaxes	913000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-3670000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-9121000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1218000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2782000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-2218000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	48000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1195000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-5264000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1329000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1452000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	722000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1377000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	2647000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-4542000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-126000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	39000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2192000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-33000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	96000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	132000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-159000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	135000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2324000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1218000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2782000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-2218000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	56000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	11000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	49000	USD
CY2019	aht	Unrecognized Tax Benefits Interest Income On Income Taxes Expense UnrecognizedTaxBenefitsInterestIncomeOnIncomeTaxesExpense	88000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	150000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	114000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	2525000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	1801000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	2458000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	2342000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	5436000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	1723000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	1710000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	4823000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	4848000	USD
CY2019Q4	aht	Tax Property Basis Less Than Book Basis TaxPropertyBasisLessThanBookBasis	3355000	USD
CY2018Q4	aht	Tax Property Basis Less Than Book Basis TaxPropertyBasisLessThanBookBasis	1840000	USD
CY2019Q4	aht	Tax Derivatives Basis Less Than Book Basis TaxDerivativesBasisLessThanBookBasis	2281000	USD
CY2018Q4	aht	Tax Derivatives Basis Less Than Book Basis TaxDerivativesBasisLessThanBookBasis	1612000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Equity Method Investments DeferredTaxAssetsEquityMethodInvestments	0	USD
CY2018Q4	us-gaap	Deferred Tax Assets Equity Method Investments DeferredTaxAssetsEquityMethodInvestments	7197000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	194000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	664000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	6589000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	8752000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	7712000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	10034000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1123000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1282000	USD
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CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	7700000	USD
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CY2017	aht	Valuation Allowance Additions Charged To Other ValuationAllowanceAdditionsChargedToOther	2053000	USD
CY2019	aht	Valuation Allowance Deductions ValuationAllowanceDeductions	2322000	USD
CY2018	aht	Valuation Allowance Deductions ValuationAllowanceDeductions	964000	USD
CY2017	aht	Valuation Allowance Deductions ValuationAllowanceDeductions	11174000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	7712000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	10034000	USD
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CY2017Q4	us-gaap	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Provisional Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateProvisionalIncomeTaxExpenseBenefit	-1100000	USD
CY2019Q4	us-gaap	Other Deferred Costs Gross OtherDeferredCostsGross	4811000	USD
CY2018Q4	us-gaap	Other Deferred Costs Gross OtherDeferredCostsGross	4571000	USD
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CY2019Q4	aht	Deferred Costs Gross DeferredCostsGross	4811000	USD
CY2018Q4	aht	Deferred Costs Gross DeferredCostsGross	5387000	USD
CY2019Q4	aht	Deferred Costs Accumulated Amortization DeferredCostsAccumulatedAmortization	1914000	USD
CY2018Q4	aht	Deferred Costs Accumulated Amortization DeferredCostsAccumulatedAmortization	1938000	USD
CY2019Q4	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	2897000	USD
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CY2019Q4	aht	Above Market Lease Gross AboveMarketLeaseGross	2723000	USD
CY2018Q4	aht	Above Market Lease Gross AboveMarketLeaseGross	16846000	USD
CY2019Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	0	USD
CY2018Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	452000	USD
CY2019Q4	aht	Above Market Lease Accumulated Amortization AboveMarketLeaseAccumulatedAmortization	386000	USD
CY2018Q4	aht	Above Market Lease Accumulated Amortization AboveMarketLeaseAccumulatedAmortization	1363000	USD
CY2019Q4	us-gaap	Below Market Lease Net BelowMarketLeaseNet	797000	USD
CY2018Q4	us-gaap	Below Market Lease Net BelowMarketLeaseNet	9824000	USD
CY2019Q4	aht	Above Market Lease Net AboveMarketLeaseNet	2337000	USD
CY2018Q4	aht	Above Market Lease Net AboveMarketLeaseNet	15483000	USD
CY2019	us-gaap	Lease Income LeaseIncome	81000	USD
CY2018	us-gaap	Lease Income LeaseIncome	82000	USD
CY2017	us-gaap	Lease Income LeaseIncome	82000	USD
CY2018	us-gaap	Amortization Of Above And Below Market Leases AmortizationOfAboveAndBelowMarketLeases	-155000	USD
CY2017	us-gaap	Amortization Of Above And Below Market Leases AmortizationOfAboveAndBelowMarketLeases	-156000	USD
CY2019	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2019Q1	us-gaap	Revenues Revenues	358718000	USD
CY2019Q2	us-gaap	Revenues Revenues	415148000	USD
CY2019Q3	us-gaap	Revenues Revenues	374237000	USD
CY2019Q4	us-gaap	Revenues Revenues	354656000	USD
CY2019	us-gaap	Revenues Revenues	1502759000	USD
CY2019Q1	us-gaap	Costs And Expenses CostsAndExpenses	334966000	USD
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CY2019	us-gaap	Costs And Expenses CostsAndExpenses	1414156000	USD
CY2019Q1	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	233000	USD
CY2019Q2	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	328000	USD
CY2019Q3	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	2362000	USD
CY2019Q4	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	23203000	USD
CY2019	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	26126000	USD
CY2019Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	23985000	USD
CY2019Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	48777000	USD
CY2019Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-46622000	USD
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CY2019Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-39086000	USD
CY2019Q4	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-35619000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-142679000	USD
CY2019Q1	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-38017000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-16282000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-31177000	USD
CY2019Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-28159000	USD
CY2019	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-113635000	USD
CY2019Q1	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-48661000	USD
CY2019Q2	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-26926000	USD
CY2019Q3	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-41822000	USD
CY2019Q4	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-38803000	USD
CY2019	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-156212000	USD
CY2019Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.49
CY2019Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.27
CY2019Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.42
CY2019Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.39
CY2019	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.58
CY2019Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	99407000	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	99942000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	99971000	shares
CY2019Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	99968000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	99837000	shares
CY2018Q1	us-gaap	Revenues Revenues	342207000	USD
CY2018Q2	us-gaap	Revenues Revenues	389164000	USD
CY2018Q3	us-gaap	Revenues Revenues	355930000	USD
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CY2018	us-gaap	Revenues Revenues	1430789000	USD
CY2018Q1	us-gaap	Costs And Expenses CostsAndExpenses	318945000	USD
CY2018Q2	us-gaap	Costs And Expenses CostsAndExpenses	346129000	USD
CY2018Q3	us-gaap	Costs And Expenses CostsAndExpenses	326601000	USD
CY2018Q4	us-gaap	Costs And Expenses CostsAndExpenses	349175000	USD
CY2018	us-gaap	Costs And Expenses CostsAndExpenses	1340850000	USD
CY2018Q1	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	-9000	USD
CY2018Q2	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	412000	USD
CY2018Q3	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	-9000	USD
CY2018Q4	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	81000	USD
CY2018	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	475000	USD
CY2018Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	23253000	USD
CY2018Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	43447000	USD
CY2018Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	29320000	USD
CY2018Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	-5606000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	90414000	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-32649000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-23351000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-34261000	USD
CY2018Q4	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-66048000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-156309000	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-26271000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-18306000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-27589000	USD
CY2018Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-54800000	USD
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-126966000	USD
CY2018Q1	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-36915000	USD
CY2018Q2	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-28950000	USD
CY2018Q3	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-38234000	USD
CY2018Q4	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-65444000	USD
CY2018	aht	Income Loss From Continuing Operations Attributableto Common Stockholders IncomeLossFromContinuingOperationsAttributabletoCommonStockholders	-169543000	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.39
CY2018Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.30
CY2018Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.40
CY2018Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.66
CY2018	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.75
CY2018Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	95367000	shares
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	96889000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	97467000	shares
CY2018Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	99324000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	97282000	shares
CY2019Q4	srt	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	4124003000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Land RealEstateAndAccumulatedDepreciationInitialCostOfLand	782850000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	3760480000	USD
CY2019Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	5444259000	USD
CY2019Q4	aht	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Land RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionLand	-12077000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionImprovements	913006000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land RealEstateAndAccumulatedDepreciationCarryingAmountOfLand	770773000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	4673486000	USD
CY2019Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1335816000	USD
CY2018Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	5287463000	USD
CY2017Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	5064294000	USD
CY2016Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	5054564000	USD
CY2019	us-gaap	Real Estate Other Additions RealEstateOtherAdditions	409603000	USD
CY2018	us-gaap	Real Estate Other Additions RealEstateOtherAdditions	374223000	USD
CY2017	us-gaap	Real Estate Other Additions RealEstateOtherAdditions	225461000	USD
CY2019	us-gaap	Sec Schedule Iii Real Estate Writedown Or Reserve Amount SECScheduleIIIRealEstateWritedownOrReserveAmount	136658000	USD
CY2018	us-gaap	Sec Schedule Iii Real Estate Writedown Or Reserve Amount SECScheduleIIIRealEstateWritedownOrReserveAmount	125964000	USD
CY2017	us-gaap	Sec Schedule Iii Real Estate Writedown Or Reserve Amount SECScheduleIIIRealEstateWritedownOrReserveAmount	111820000	USD
CY2019	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	116149000	USD
CY2018	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	25090000	USD
CY2017	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	85709000	USD
CY2019	us-gaap	Real Estate Other Deductions RealEstateOtherDeductions	0	USD
CY2018	us-gaap	Real Estate Other Deductions RealEstateOtherDeductions	0	USD
CY2017	us-gaap	Real Estate Other Deductions RealEstateOtherDeductions	18202000	USD
CY2019Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	5444259000	USD
CY2018Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	5287463000	USD
CY2017Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	5064294000	USD
CY2018Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1182244000	USD
CY2017Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1028379000	USD
CY2016Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	894001000	USD
CY2019	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	269664000	USD
CY2018	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	258441000	USD
CY2017	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	247220000	USD
CY2019	aht	Sec Schedule Iii Real Estate Accumulated Depreciation Impairment Write Offs SECScheduleIIIRealEstateAccumulatedDepreciationImpairmentWriteOffs	103038000	USD
CY2018	aht	Sec Schedule Iii Real Estate Accumulated Depreciation Impairment Write Offs SECScheduleIIIRealEstateAccumulatedDepreciationImpairmentWriteOffs	102410000	USD
CY2017	aht	Sec Schedule Iii Real Estate Accumulated Depreciation Impairment Write Offs SECScheduleIIIRealEstateAccumulatedDepreciationImpairmentWriteOffs	101008000	USD
CY2019	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	13054000	USD
CY2018	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	2166000	USD
CY2017	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	11364000	USD
CY2019	us-gaap	Real Estate Accumulated Depreciation Other Deductions RealEstateAccumulatedDepreciationOtherDeductions	0	USD
CY2018	us-gaap	Real Estate Accumulated Depreciation Other Deductions RealEstateAccumulatedDepreciationOtherDeductions	0	USD
CY2017	us-gaap	Real Estate Accumulated Depreciation Other Deductions RealEstateAccumulatedDepreciationOtherDeductions	470000	USD
CY2019Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1335816000	USD
CY2018Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1182244000	USD
CY2017Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	1028379000	USD
CY2019	aht	Investment In Real Estate Net InvestmentInRealEstateNet	4108443000	USD
CY2018	aht	Investment In Real Estate Net InvestmentInRealEstateNet	4105219000	USD
CY2017	aht	Investment In Real Estate Net InvestmentInRealEstateNet	4035915000	USD

Files In Submission

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2019 Q4 Form 10-K Financial Statement

#000123258220000013 Filed on March 12, 2020

Income Statement

Balance Sheet

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$AHT ASHFORD HOSPITALITY TRUST INC Stock $aht

2019 Q4 Form 10-K Financial Statement

#000123258220000013 Filed on March 12, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

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ASHFORD HOSPITALITY TRUST INC Stock $aht