Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2019
Mar. 20, 2020
Jun. 28, 2019
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2019    
Document Fiscal Year Focus 2019    
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    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   31,577,470  
Entity Public Float     $ 11,936,958
Entity File Number 001-36385    
Entity Tax Identification Number 87-0442441    
Entity Address, Address Line One 4 Cromwell    
Entity Address, City or Town Irvine    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 92618    
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 at par value $0.001 per share    
Security Exchange Name NASDAQ    
Document Annual Report true    
Document Transition Report false    
Documents Incorporated by Reference

Portions of the registrant’s definitive proxy statement related to its 2020 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, 2019, are incorporated by reference into Part III of this Annual Report on Form 10-K.