Represents shareholders return as percentage of award for achievement level under share based compensation program.

No definition available.

Name:	ht_ShareBasedCompensationAbsoluteTotalShareholderReturnThreshold
Namespace Prefix:	ht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Share Based Compensation, Peer Group Return Threshold

+ References

No definition available.

+ Details

Name:	ht_ShareBasedCompensationPeerGroupReturnThreshold
Namespace Prefix:	ht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Share Based Compensation, Relative Return Threshold

+ References

No definition available.

+ Details

Name:	ht_ShareBasedCompensationRelativeReturnThreshold
Namespace Prefix:	ht_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

Name:	us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

Name:	us-gaap_SharePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of vesting of award under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

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

- Details

Name:	us-gaap_AwardTypeAxis=ht_LongTermIncentivePlanUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PlanNameAxis=ht_ShortTermIncentiveProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PlanNameAxis=ht_A2021LongTermIncentivePlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PlanNameAxis=ht_A2020ShortTermIncentivePlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

SHARE BASED PAYMENTS (Narrative) (Details) - $ / shares			6 Months Ended
SHARE BASED PAYMENTS (Narrative) (Details) - $ / shares	Mar. 17, 2021	Mar. 03, 2021	Jun. 30, 2021	Dec. 31, 2020
LTIP Unit Awards
Share-based Compensation Arrangement by Share-based Payment Award
Granted (in shares)			794,683
Compensation cost not yet recognized, period for recognition (in years)			2 years
Restricted Share Awards
Share-based Compensation Arrangement by Share-based Payment Award
Granted (in shares)			116,743
Compensation cost not yet recognized, period for recognition (in years)			1 year 1 month 6 days
Short Term Incentive Program \| LTIP Unit Awards
Share-based Compensation Arrangement by Share-based Payment Award
Granted (in shares)	519,732
Vesting period (in years)	2 years
2021 Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award
Shareholders return as percentage of award for achievement (percent)		37.50%
Shareholders return as percentage of peer group achievement (percent)		37.50%
Shareholders return as percentage of relative achievement (percent)		25.00%
Share price (in dollar per share)				$ 8.43
2021 Long Term Incentive Plan \| Group One
Share-based Compensation Arrangement by Share-based Payment Award
Vesting schedule (percentage)		50.00%
2021 Long Term Incentive Plan \| Group Two
Share-based Compensation Arrangement by Share-based Payment Award
Vesting schedule (percentage)		50.00%
2021 Long Term Incentive Plan \| LTIP Unit Awards
Share-based Compensation Arrangement by Share-based Payment Award
Granted (in shares)	247,689
2021 Long Term Incentive Plan \| LTIP Unit Awards \| Group One
Share-based Compensation Arrangement by Share-based Payment Award
Vesting period (in years)		3 years
2021 Long Term Incentive Plan \| LTIP Unit Awards \| Group Two
Share-based Compensation Arrangement by Share-based Payment Award
Vesting period (in years)		3 years
Vesting schedule (percentage)		50.00%
2020 Short Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award
Share price (in dollar per share)				$ 8.43