Quarterly report pursuant to Section 13 or 15(d)

Description of Business and Basis of Presentation - Additional Information (Detail)

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Description of Business and Basis of Presentation - Additional Information (Detail)
 3 Months Ended 9 Months Ended
Nov. 04, 2024
USD ($)
Sep. 30, 2024
USD ($)
$ / shares
Sep. 30, 2023
USD ($)
Sep. 30, 2024
USD ($)
d
$ / shares
Sep. 30, 2023
USD ($)
Dec. 31, 2023
USD ($)
$ / shares
Basis Of Presentation [Line Items]            
Net Income (Loss)   $ (1,428,000) $ (4,589,000) $ (10,711,000) $ (15,306,000)  
Proceeds from the sale of common stock and pre-funded warrants, net of fees       2,776,000 8,503,000  
Working capital   11,400,000   11,400,000   $ 5,200,000
Cash and cash equivalents   3,444,000   3,444,000   6,566,000
Accounts receivable, net   $ 3,530,000   $ 3,530,000   $ 5,483,000
Common Stock, Par or Stated Value Per Share | $ / shares   $ 0.001   $ 0.001   $ 0.001
Principal Payment On Loan       $ 865,000 0  
Maturity Date | d       (120)    
Proceeds from disposal of property, plant, and equipment       $ 358,000 $ 0  
DIP Loan            
Basis Of Presentation [Line Items]            
Senior Notes   $ 2,500,000   2,500,000    
DIP Financing availabilities up to       1,430,000    
February 2024 Public Offering [Member]            
Basis Of Presentation [Line Items]            
Net Income (Loss)       (10,700,000)    
Proceeds from the sale of common stock and pre-funded warrants, net of fees       5,800,000    
Principal Payment On Loan       900,000    
Proceeds from the Exercise of Preferred Share Warrants.       300,000    
Proceeds from disposal of property, plant, and equipment       $ 400,000    
2024 Annual Meeting [Member]            
Basis Of Presentation [Line Items]            
Common Stock, Par or Stated Value Per Share | $ / shares   $ 0.001   $ 0.001    
Reverse Stock Split       a reverse stock split of BIOLASE common stock, par value $0.001 per share (the “common stock”), at a ratio between one-for-two (1:2) and one-for-fifty (1:50) with the ratio to be determined at the discretion of the Board    
Asset Purchase Agreement            
Basis Of Presentation [Line Items]            
Cash Paid $ 20,500,000     $ 14,000,000    
Backup Bid Amount $ 19,950,000          
SWK Loan            
Basis Of Presentation [Line Items]            
Bridge Loan   $ 2,500,000   2,500,000    
SWK Loan | DIP Loan            
Basis Of Presentation [Line Items]            
Advance Amount   $ 2,500,000   $ 2,500,000