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Organization (Details) | Dec. 31, 2011 rooms hotels | May 24, 2010 rooms
--- | --- | ---
Organization [Abstract] |  |
Number of hotels (in hotels) | 26 |
Number of rooms in hotels, resorts and senior loan secured facility (in rooms) | 11,828 |
Number of rooms in hotels that secures senior loan that we own (in rooms) | 443 | 443

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- Definition Number of hotel properties + References No definition available. + Details
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Namespace Prefix: | drh_
Data Type: | xbrli:integerItemType
Balance Type: | na
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- Definition Number of rooms in hotels and resorts to be sold + References No definition available. + Details
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Namespace Prefix: | drh_
Data Type: | xbrli:integerItemType
Balance Type: | na
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- Definition Number of Rooms in hotel that secures a senior loan we own. + References No definition available. + Details
Name: | drh_NumberOfRoomsInHotelThatSecuresSeniorLoanWeOwn
Namespace Prefix: | drh_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Details
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Namespace Prefix: | drh_
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