Acquisitions and Dispositions - Summary of Hotel Portfolio Properties Acquired (Detail) - Chesapeake Lodging Trust [Member]	9 Months Ended
	Sep. 30, 2019 Room
Business Acquisition [Line Items]
Rooms	5,981
Hilton Denver City Center [Member]
Business Acquisition [Line Items]
Location	Denver, CO
Rooms	613
W Chicago Lakeshore [Member]
Business Acquisition [Line Items]
Location	Chicago, IL
Rooms	520
Hyatt Regency Boston [Member]
Business Acquisition [Line Items]
Location	Boston, MA
Rooms	502
Hyatt Regency Mission Bay Spa and Marina [Member]
Business Acquisition [Line Items]
Location	San Diego, CA
Rooms	438
Boston Marriott Newton [Member]
Business Acquisition [Line Items]
Location	Newton, MA
Rooms	430
Le Meridien New Orleans [Member]
Business Acquisition [Line Items]
Location	New Orleans, LA
Rooms	410
W Chicago – City Center [Member]
Business Acquisition [Line Items]
Location	Chicago, IL
Rooms	403
Royal Palm South Beach Miami, A Tribute Portfolio Resort [Member]
Business Acquisition [Line Items]
Location	Miami Beach, FL
Rooms	393
Le Meridien San Francisco [Member]
Business Acquisition [Line Items]
Location	San Francisco, CA
Rooms	360
JW Marriott San Francisco Union Square [Member]
Business Acquisition [Line Items]
Location	San Francisco, CA
Rooms	344
Hyatt Centric Fishermans Wharf
Business Acquisition [Line Items]
Location	San Francisco, CA
Rooms	316
Hotel Indigo San Diego Gaslamp Quarter [Member]
Business Acquisition [Line Items]
Location	San Diego, CA
Rooms	210
Courtyard Washington Capitol Hill/Navy Yard [Member]
Business Acquisition [Line Items]
Location	Washington, DC
Rooms	204
Homewood Suites by Hilton Seattle Convention Center Pike Street [Member]
Business Acquisition [Line Items]
Location	Seattle, WA
Rooms	195
Hilton Checkers Los Angeles [Member]
Business Acquisition [Line Items]
Location	Los Angeles, CA
Rooms	193
Ace Hotel Downtown Los Angeles [Member]
Business Acquisition [Line Items]
Location	Los Angeles, CA
Rooms	182
Hotel Adagio Autograph Collection [Member]
Business Acquisition [Line Items]
Location	San Francisco, CA
Rooms	171
W New Orleans French Quarter [Member]
Business Acquisition [Line Items]
Location	New Orleans, LA
Rooms	97