v3.8.0.1
Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2017
Mar. 29, 2018
Document And Entity Information [Abstract]    
Document Type 10-K  
Amendment Flag false  
Document Period End Date Dec. 31, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus FY  
Trading Symbol PDLB  
Entity Registrant Name PDL Community Bancorp  
Entity Central Index Key 0001703489  
Current Fiscal Year End Date --12-31  
Entity Well-known Seasoned Issuer No  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Filer Category Smaller Reporting Company  
Entity Public Float   $ 108,033,099
Entity Common Stock, Shares Outstanding   18,463,028