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Organization (Details) $ in Thousands	6 Months Ended
Organization (Details) $ in Thousands	Jun. 30, 2020 USD ($) hotel room	Aug. 07, 2020 hotel	Apr. 30, 2020 hotel	Dec. 31, 2019 USD ($)
Real Estate Properties [Line Items]
Number of hotels (in hotels)	31
Number of rooms in hotels, resorts and senior loan secured facility (in rooms) \| room	10,102
Cash and cash equivalents \| $	$ 87,837			$ 122,524
Atlanta, Georgia
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
Boston, Massachusetts
Real Estate Properties [Line Items]
Number of hotels (in hotels)	2
Burlington, Vermont
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
Charleston, South Carolina
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
Chicago, Illinois
Real Estate Properties [Line Items]
Number of hotels (in hotels)	2
Denver, Colorado
Real Estate Properties [Line Items]
Number of hotels (in hotels)	2
Fort Lauderdale, Florida
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
Fort Worth, Texas
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
Huntington Beach, California
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
Key West, Florida
Real Estate Properties [Line Items]
Number of hotels (in hotels)	2
New York, New York
Real Estate Properties [Line Items]
Number of hotels (in hotels)	4
Phoenix, Arizona
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
Salt Lake City, Utah
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
San Diego, California
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
San Francisco, California
Real Estate Properties [Line Items]
Number of hotels (in hotels)	2
Sedona, Arizona
Real Estate Properties [Line Items]
Number of hotels (in hotels)	2
Sonoma, California
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
South Lake Tahoe, California
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
Washington D.C
Real Estate Properties [Line Items]
Number of hotels (in hotels)	2
St. Thomas, U.S. Virgin Islands
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
Vail, Colorado
Real Estate Properties [Line Items]
Number of hotels (in hotels)	1
DiamondRock Hospitality Limited Partnership
Real Estate Properties [Line Items]
General partner, ownership interest	99.60%
Limited partners, ownership interest	0.40%
Suspended Operations, COVID-19
Real Estate Properties [Line Items]
Number of hotels (in hotels)			20
Re-opened Operations, COVID-19
Real Estate Properties [Line Items]
Number of hotels (in hotels)	12
Unsecured Term Loan
Real Estate Properties [Line Items]
Principal amount \| $	$ 400,000
Revolving Credit Facility \| Revolving Credit Facility
Real Estate Properties [Line Items]
Maximum borrowing capacity \| $	400,000
Remaining borrowing capacity \| $	$ 251,000
Subsequent Event \| Re-opened Operations, COVID-19
Real Estate Properties [Line Items]
Number of hotels (in hotels)		3