XML 12 R1.htm IDEA: XBRL DOCUMENT v3.10.0.1
Document and Entity Information - shares
 9 Months Ended
Sep. 30, 2018
Nov. 05, 2018
Document and Entity Information [Abstract]    
Entity Registrant Name Braemar Hotels & Resorts Inc.  
Entity Central Index Key 0001574085  
Document Type 10-Q  
Current Fiscal Year End Date --12-31  
Document Period End Date Sep. 30, 2018  
Amendment Flag false  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Small Business false  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q3  
Entity Filer Category Accelerated Filer  
Entity Common Stock, Shares Outstanding   32,512,029