Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS' EQUITY - Narrative (Details)

v3.22.0.1
SHAREHOLDERS' EQUITY - Narrative (Details)
 1 Months Ended 12 Months Ended
Nov. 15, 2021
USD ($)
$ / shares
shares
Aug. 31, 2021
$ / shares
shares
Apr. 30, 2021
USD ($)
shares
Dec. 01, 2020
USD ($)
item
$ / shares
shares
Sep. 30, 2021
$ / shares
shares
Jun. 30, 2021
$ / shares
shares
Sep. 30, 2020
USD ($)
shares
Jul. 31, 2020
USD ($)
item
shares
Jun. 30, 2020
USD ($)
$ / shares
shares
Dec. 31, 2021
USD ($)
$ / shares
shares
Jun. 09, 2021
$ / shares
shares
Dec. 31, 2020
$ / shares
shares
Apr. 30, 2020
$ / shares
Business Acquisition, Equity Interests Issued or Issuable [Line Items]                          
Common stock, shares authorized   900,000,000     180,000,000         180,000,000   900,000,000  
Common stock, par value (in dollars per share) | $ / shares   $ 0.001     $ 0.001         $ 0.001   $ 0.001  
Common stock, shares issued                   12,918,866   11,275,788  
Common stock, shares outstanding                   12,918,866   11,275,788  
Reverse stock split ratio   0.2     0.2                
Fractional shares issued         0                
Authorized amount of shares that can be issued by the company | $                 $ 300,000        
Shares issued 909,262     3,271,541   156,032   25,185          
Number Of Units Issued       3,271,541                  
Share price | $ / shares $ 6.19         $ 4.00              
Number of common stock that will be issued per unit       1         1        
Shares issue price | $ / shares $ 5.25     $ 3.20         $ 4.05        
Number of warrants that will be issued per unit       1         0.5        
Common share purchase warrants per unit       1             1    
Term of warrants       5 years             48 months    
Warrant exercise price (in dollars per share) | $ / shares       $ 3.90         $ 5.65   $ 7.55   $ 5.00
Proceeds from Issuance of Private Placement | $ $ 4,750,000     $ 9,500,000       $ 102,000          
Value of shares issued on settlement of employee compensation | $ $ 435,000                        
Number of surgeons who are majority owners | item               2          
Shares issued on settlement of accounts payable             10,000            
Accounts payable settled on issuance of common stock | $             $ 40,000            
Number of management members who participated in the financing | item       3                  
Number of independent members who participated in the financing | item       2                  
Outstanding principal | $                   $ 60,000      
Shares issued on conversion of debt                   13,384      
Amended Stock Option Plan                          
Business Acquisition, Equity Interests Issued or Issuable [Line Items]                          
Number of shares authorized                   2,000,000      
Three Management Members And Two Independent Members                          
Business Acquisition, Equity Interests Issued or Issuable [Line Items]                          
Shares issued       95,291                  
Sentry Neuromonitoring, LLC                          
Business Acquisition, Equity Interests Issued or Issuable [Line Items]                          
Value of common stock issuable | $     $ 1,625,000                    
Common stock issuable     237,226                    
Held in escrow, Value | $     $ 650,000                    
Held in escrow, Shares     94,891                    
Common stock lock up period     12 months