XML 15 R1.htm IDEA: XBRL DOCUMENT v3.20.4
Document And Entity Information - USD ($)
12 Months Ended
Dec. 31, 2020
Mar. 16, 2021
Jun. 30, 2020
Document Information [Line Items]      
Entity Central Index Key 0001649096    
Entity Registrant Name Clipper Realty Inc.    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2020    
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2020    
Document Transition Report false    
Entity File Number 001-38010    
Entity Incorporation, State or Country Code MD    
Entity Tax Identification Number 47-4579660    
Entity Address, Address Line One 4611 12th Avenue, Suite 1L    
Entity Address, City or Town Brooklyn    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 11219    
City Area Code 718    
Local Phone Number 438-2804    
Title of 12(b) Security Common Stock, par value $0.01 per share    
Trading Symbol CLPR    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Ex Transition Period false    
Entity Shell Company false    
Entity Public Float     $ 117,258,160
Entity Common Stock, Shares Outstanding   16,063,228