XML 43 R27.htm IDEA: XBRL DOCUMENT v3.22.1
Organization and Summary of Significant Accounting Policies (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Organization and Summary of Significant Accounting Policies (Details) [Line Items]    
Allowance for doubtful accounts receivable, current $ 69 $ 24
Bad debt expense (recoveries) 78 24
Inventory units designated for customer demonstrations 66 0
Intangible assets 88 0
Advertising and promotion expense $ 460 $ 515
U.S. [Member]    
Organization and Summary of Significant Accounting Policies (Details) [Line Items]    
Revenue percentage 95.00% 97.00%
U.S. [Member] | Customer [Member]    
Organization and Summary of Significant Accounting Policies (Details) [Line Items]    
Revenue percentage 57.00% 40.00%
Number of customers 1  
U.S. [Member] | Customer [Member] | Accounts Receivable [Member]    
Organization and Summary of Significant Accounting Policies (Details) [Line Items]    
Revenue percentage 94.00% 63.00%