XML 12 R1.htm IDEA: XBRL DOCUMENT v3.21.1
Document And Entity Information - shares
 3 Months Ended
Mar. 31, 2021
May 12, 2021
Document and Entity Information [Abstract]    
Entity Registrant Name CLEARONE INC  
Entity Central Index Key 0000840715  
Trading Symbol clro  
Current Fiscal Year End Date --12-31  
Entity Filer Category Non-accelerated Filer  
Entity Current Reporting Status Yes  
Entity Emerging Growth Company false  
Entity Small Business true  
Entity Common Stock, Shares Outstanding (in shares)   18,775,773
Entity Shell Company false  
Document Type 10-Q  
Document Period End Date Mar. 31, 2021  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Interactive Data Current Yes  
Title of 12(b) Security Common Stock, $0.001  
Security Exchange Name NASDAQ