Quarterly report pursuant to Section 13 or 15(d)

Business Combinations and Divestiture - Additional Information (Detail)

v3.23.2
Business Combinations and Divestiture - Additional Information (Detail) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 13, 2023
Aug. 11, 2022
Jun. 10, 2022
Mar. 01, 2022
Jun. 30, 2023
Sep. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Dec. 31, 2021
Business Acquisition [Line Items]                        
Deferred cash payment                 $ 1,500,000      
Revenue             $ 27,967,000 $ 34,235,000 58,230,000 $ 68,642,000    
Net income             (23,296,000) $ (3,253,000) (46,259,000) (25,382,000) $ 25,557,000 $ 64,672,000
Minimum [Member]                        
Business Acquisition [Line Items]                        
Contingent earnout           $ 10,825,000            
VSL Acquisition [Member]                        
Business Acquisition [Line Items]                        
Total consideration   $ 1,952,000                    
Cash payment   1,700,000                    
Deferred consideration   252,000                    
VSL Acquisition [Member] | Developed Technology [Member]                        
Business Acquisition [Line Items]                        
Total intangible assets   $ 1,500,000                    
Estimated useful lives   3 years                    
VSL Acquisition [Member] | General and Administrative Expense [Member]                        
Business Acquisition [Line Items]                        
Acquisition related expenses   $ 272,000                    
Broadbean Acquisition [Member]                        
Business Acquisition [Line Items]                        
Cash payment $ 53,224,000                      
Total intangible assets 27,500,000                      
Deferred tax liability 7,059,000                      
Goodwill deductible for tax purposes $ 3,755,000                      
Revenue         $ 1,716,000              
Net income         276,000              
Broadbean Acquisition [Member] | Maximum [Member]                        
Business Acquisition [Line Items]                        
Estimated useful lives 5 years                      
Broadbean Acquisition [Member] | Minimum [Member]                        
Business Acquisition [Line Items]                        
Estimated useful lives 4 years                      
Broadbean Acquisition [Member] | Developed Technology [Member]                        
Business Acquisition [Line Items]                        
Total intangible assets $ 10,300,000                      
Estimated useful lives 4 years                      
VocaliD [Member]                        
Business Acquisition [Line Items]                        
Total consideration     $ 3,384,000                  
Cash payment     1,609,000           1,000,000      
Deferred cash payment                 1,000,000      
Deferred consideration     1,785,000                  
Net working capital adjustment     (10,000)                  
Tax deductible goodwill, acquisition     0                  
Deferred tax liability     663,000                  
VocaliD [Member] | Developed Technology [Member]                        
Business Acquisition [Line Items]                        
Total intangible assets     $ 2,700,000                  
Estimated useful lives     3 years                  
VocaliD [Member] | General and Administrative Expense [Member]                        
Business Acquisition [Line Items]                        
Acquisition related expenses                   $ 200,000    
March 2022 Acquisition [Member]                        
Business Acquisition [Line Items]                        
Total consideration       $ 5,881,000                
Cash payment       1,500,000     1,500,000   1,500,000      
Deferred consideration       2,707,000                
Net working capital adjustment       37,000                
Total intangible assets       2,700,000                
Equity consideration at closing       1,929,000                
Settlement of pre-existing receivable       976,000                
Acquired cash       684,000                
Contingent earnout       $ 3,015,000                
March 2022 Acquisition [Member] | Maximum [Member]                        
Business Acquisition [Line Items]                        
Estimated useful lives       10 years                
March 2022 Acquisition [Member] | Minimum [Member]                        
Business Acquisition [Line Items]                        
Estimated useful lives       3 years                
March 2022 Acquisition [Member] | General and Administrative Expense [Member]                        
Business Acquisition [Line Items]                        
Acquisition related expenses       $ 270,000                
Energy Divestiture [Member]                        
Business Acquisition [Line Items]                        
Disposal group including discontinued operation consideration         500,000   500,000   500,000      
Pre-tax Gain             2,600,000   2,600,000      
Energy Divestiture [Member] | Series B Preferred Stock [Member]                        
Business Acquisition [Line Items]                        
Disposal group including discontinued operation consideration         $ 2,000,000.0   $ 2,000,000.0   $ 2,000,000.0      
Number of shares received from divestiture of business         4,160,644   4,160,644   4,160,644      
Stock Purchase Agreement [Member] | VSL Acquisition [Member]                        
Business Acquisition [Line Items]                        
Business acquisition, effective date of acquisition   Aug. 11, 2022                    
Business acquisition, name of acquired entity   VSL                    
Total consideration   $ 1,952,000                    
Cash payment   1,700,000                    
Deferred cash payment   300,000                    
Deferred consideration   $ 252,000                    
Stock Purchase Agreement [Member] | Broadbean Acquisition [Member]                        
Business Acquisition [Line Items]                        
Business acquisition, effective date of acquisition Jun. 13, 2023                      
Business acquisition, percentage of ownership interests acquired 100.00%                      
Business acquisition, name of acquired entity Broadbean Technology Pty Ltd                      
Total consideration $ 53,224,000                      
Cash payment 53,224,000                      
Stock Purchase Agreement [Member] | Broadbean Acquisition [Member] | General and Administrative Expense [Member]                        
Business Acquisition [Line Items]                        
Acquisition related expenses $ 3,214,000                      
Stock Purchase Agreement [Member] | VocaliD [Member]                        
Business Acquisition [Line Items]                        
Business acquisition, effective date of acquisition     Jun. 10, 2022                  
Business acquisition, percentage of ownership interests acquired     100.00%                  
Business acquisition, name of acquired entity     VocaliD                  
Total consideration     $ 3,384,000                  
Cash payment     1,609,000                  
Deferred cash payment     2,000,000                  
Deferred consideration     1,785,000                  
Net working capital adjustment     $ (10,000)                  
Securities Purchase Agreement [Member] | March 2022 Acquisition [Member]                        
Business Acquisition [Line Items]                        
Business acquisition, effective date of acquisition       Mar. 01, 2022                
Business acquisition, percentage of ownership interests acquired       100.00%                
Business acquisition, date of acquisition agreement       Mar. 01, 2022                
Total consideration       $ 5,881,000                
Cash payment       1,500,000                
Deferred cash payment       3,000,000                
Deferred consideration       2,707,000                
Net working capital adjustment       37,000                
Settlement of pre-existing receivable       (976,000)                
Acquired cash       684,000                
Securities Purchase Agreement [Member] | March 2022 Acquisition [Member] | Maximum [Member]                        
Business Acquisition [Line Items]                        
Contingent earnout consideration       4,500,000                
Securities Purchase Agreement [Member] | March 2022 Acquisition [Member] | Common Stock [Member]                        
Business Acquisition [Line Items]                        
Equity consideration at closing       $ 1,929,000                
Consideration equity interest issued number of shares       116,550