Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Mar. 14, 2024
Jun. 30, 2023
Cover [Abstract]        
Document Type 10-K      
Amendment Flag false      
Document Period End Date Dec. 31, 2023      
Document Fiscal Year Focus 2023      
Document Fiscal Period Focus FY      
Trading Symbol BIOL      
Entity Registrant Name BIOLASE, INC.      
Entity Central Index Key 0000811240      
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 Non-accelerated Filer      
Entity Small Business true      
Entity Emerging Growth Company false      
ICFR Auditor Attestation Flag false      
Entity Shell Company false      
Document Financial Statement Error Correction [Flag] false      
Entity Common Stock, Shares Outstanding     32,522,593  
Entity Public Float       $ 7,185,686
Entity File Number 001-36385      
Entity Tax Identification Number 87-0442441      
Entity Address, Address Line One 27042 Towne Centre Drive      
Entity Address, Address Line Two Suite 270      
Entity Address, City or Town Lake Forest      
Entity Address, State or Province CA      
Entity Address, Postal Zip Code 92610      
City Area Code 949      
Local Phone Number 361-1200      
Entity Incorporation, State or Country Code DE      
Entity Interactive Data Current Yes      
Title of 12(b) Security Common stock, par value $0.001 per share      
Security Exchange Name NASDAQ      
Document Annual Report true      
Document Transition Report false      
Auditor Name Macias Gini & O’Connell, LLP BDO USA, P.C.    
Auditor Location Irvine, CA Costa Mesa, California    
Auditor Firm ID 324 243    
Documents Incorporated by Reference [Text Block] Portions of the registrant’s definitive proxy statement related to its 2024 Annual Meeting of Stockholders, to be filed with the Securities and Exchange Commission pursuant to Regulation 14A within 120 days after the registrant’s fiscal year ended December 31, 2023, are incorporated by reference into Part III of this Annual Report on Form 10-K.