Dispositions - Schedule of Hotels Sold (Details) - Room	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Dec. 31, 2020
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Rooms	2,493	421
Homewood Suites Charlotte, NC [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Feb. 25, 2021
Rooms	118
Homewood Suites Memphis, TN [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Mar. 16, 2021
Rooms	140
SpringHill Suites Overland Park, KS [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Apr. 30, 2021
Rooms	102
Hilton Garden Inn Montgomery,AL [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	97
Homewood Suites Montgomery, AL [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	91
Residence Inn Rogers, AR [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	88
Courtyard Phoenix, AZ [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	127
Courtyard Lakeland, FL [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	78
Fairfield Albany, GA [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	87
Hilton Garden Inn Schaumburg, IL [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	166
SpringHill Suites Andover, MA [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	136
Residence Inn Fayetteville, NC [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	92
Residence Inn Greenville, SC [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	78
Hampton Jackson, TN [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	85
Courtyard Johnson City, TN [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	90
Hampton Allen, TX [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	103
Hilton Garden Inn Allen, TX [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	150
Residence Inn Beaumont, TX [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	133
Hampton Burleson/FortWorth, TX [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	88
Hilton Garden Inn El Paso, TX [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	145
Homewood Suites Irving, TX [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	77
SpringHill Suites Richmond, VA [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	103
SpringHill Suites Vancouver, WA [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold	Jul. 22, 2021
Rooms	119
SpringHill Suites Sanford, FL [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold		Jan. 16, 2020
Rooms		105
SpringHill Suites Boise, ID [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold		Feb. 27, 2020
Rooms		230
Hampton Tulare, CA [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Date Sold		Dec. 30, 2020
Rooms		86