XML 12 R1.htm IDEA: XBRL DOCUMENT v3.19.2
Document and Entity Information - shares
 6 Months Ended
Jun. 30, 2019
Aug. 01, 2019
Entity Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2019  
Document Transition Report false  
Entity File Number 001-37390  
Entity Registrant Name Global Net Lease, Inc.  
Entity Incorporation, State or Country Code MD  
Entity Address, Address Line One 405 Park Ave., 3rd Floor  
Entity Address, City or Town New York  
Entity Address, State or Province NY  
Entity Tax Identification Number 45-2771978  
Entity Address, Postal Zip Code 10022  
City Area Code 212  
Local Phone Number 415-6500  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Shares, Shares Outstanding   84,485,990
Entity Central Index Key 0001526113  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q2  
Amendment Flag false  
Common Stock    
Entity Information [Line Items]    
Title of 12(b) Security Common Stock, $0.01 par value  
Trading Symbol GNL  
Security Exchange Name NYSE  
7.25% Series A Cumulative Redeemable Preferred Stock [Member]    
Entity Information [Line Items]    
Title of 12(b) Security 7.25% Series A Cumulative Redeemable Preferred Stock, $0.01 par value  
Trading Symbol GNL PR A  
Security Exchange Name NYSE