Name:	drh_AmountofOwnersPriority
Namespace Prefix:	drh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Base Management Fee of Three Percentage Of Gross Revenue if Hotel Achieves Operating Results In Excess our Invested Capital

No definition available.

Name:	drh_BaseManagementFeeOfThreePercentageOfGrossRevenueIfHotelAchievesOperatingResultsInExcessOurInvestedCapital
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Base Management Fee of Three Point Two Five Percentage Of Gross Revenue if Hotel Achieves Operating Results In Exceeds our Invested Capital

No definition available.

Name:	drh_BaseManagementFeeOfThreePointTwoFivePercentageOfGrossRevenueIfHotelAchievesOperatingResultsInExceedsOurInvestedCapital
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Base Management Fee of Two Point Five Percentage Of Gross Revenue if Hotel Achieves Operating Results In Excess our Invested Capital

No definition available.

Name:	drh_BaseManagementFeeOfTwoPointFivePercentageOfGrossRevenueIfHotelAchievesOperatingResultsInExcessOurInvestedCapital
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Base Management Fee of Two Point Seven Five Percentage Of Gross Revenue if Hotel Achieves Operating Results In Exceeds our Invested Capital

No definition available.

Name:	drh_BaseManagementFeeOfTwoPointSevenFivePercentageOfGrossRevenueIfHotelAchievesOperatingResultsInExceedsOurInvestedCapital
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Base Management Fee Percentage Of Gross Revenue if Hotel Achieves Operating Results In Excess Eight Percent of Invested Capital

No definition available.

Name:	drh_BaseManagementFeePercentageOfGrossRevenueIfHotelAchievesOperatingResultsInExcessEightPercentOfInvestedCapital
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Base Management Fee Percentage Of Gross Revenue if Hotel Achieves Operating Results In Excess Seven Percent of Invested Capital

No definition available.

Name:	drh_BaseManagementFeePercentageOfGrossRevenueIfHotelAchievesOperatingResultsInExcessSevenPercentOfInvestedCapital
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

The percentage of gross revenues paid during the period as the base management fee due to not meeting the performance guarantee for the property.

No definition available.

Name:	drh_BaseManagementFeeReductionPercentage
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

The percentage to which the furniture, fixtures and equipment reserve contribution percentage is reduced until a specified level of return on invested capital (referred to as the owner's priority) is achieved by the reporting entity.

No definition available.

Name:	drh_FurnitureFixturesandEquipmentReserveContributionsasaPercentageofGrossRevenueContributionPercentageReduced
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Furniture Fixtures and Equipment Reserve Contributions as a Percentage of Gross Revenue

No definition available.

Name:	drh_FurnitureFixturesAndEquipmentReserveContributionsAsPercentageOfGrossRevenue
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Percentage of Net Operating Income Before Incentive Management Fees

No definition available.

Name:	drh_PercentageOfNetOperatingIncomeBeforeIncentiveManagementFees
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

The value of operating profits guaranteed by the property manager, prior to incurring a base management fee.

No definition available.

Name:	drh_PerformanceGuaranteeBasedOnOperatingProfits
Namespace Prefix:	drh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Property Management Fee, Additional Percent Fee

No definition available.

Name:	drh_PropertyManagementFeeAdditionalPercentFee
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Property Management Fee Percent Fee Of Gross Revenue, Capped Percentage

No definition available.

Name:	drh_PropertyManagementFeePercentFeeOfGrossRevenueCappedPercentage
Namespace Prefix:	drh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

The percentage charged for managing real estate properties.

No definition available.

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

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

Name:	drh_ManagerOfPropertiesAxis=drh_HighgateHotelsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_BethesdaMarriottSuitesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_ChicagoMarriottDowntownMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_ConradChicagoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_CourtyardDenverDowntownMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_CourtyardManhattanFifthAvenueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_HiltonBurlingtonMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_HiltonGardenInnChelseaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_HiltonGardenInnNewYorkCityTimesSquareCentralMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_JwMarriotDenverAtCherryCreekMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_OrlandoAirportMarriottMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_WestinFortLauderdaleBeachResortMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=drh_WestinWashingtonDCCityCenterMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: