Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Narrative (Details)

v3.23.1
Stock-Based Compensation - Narrative (Details)
 1 Months Ended 3 Months Ended 12 Months Ended 21 Months Ended
Dec. 28, 2023
shares
May 12, 2023
shares
Mar. 31, 2023
USD ($)
$ / shares
shares
Dec. 31, 2022
$ / shares
shares
Dec. 28, 2025
quarter
Jan. 31, 2023
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Aggregate intrinsic value of options exercised | $     $ 16,000      
Restricted stock units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares     $ 1.37 $ 1.75    
Number of shares vested     1,221,562      
Number of shares granted     2,293,704      
Restricted stock units | Subsequent Event            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of shares vested   428,703        
Restricted stock units | Team Members            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares     $ 0.92 $ 0.93    
Number of shares granted     1,921,000 372,704    
Phunware Inc 2022 Inducement Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Unrecognized stock compensation expense | $     $ 1,176,000      
Weighed-average period of costs amortized     2 years 9 months 18 days      
Phunware Inc 2022 Inducement Plan | Restricted stock units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of shares authorized           1,470,588
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares           $ 0.87
Phunware Inc 2022 Inducement Plan | Restricted stock units | Subsequent Event | Forecast            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting of award (as a percent) 33.33%          
Number of shares vested 490,196          
Number of installments period | quarter         8  
2018 Stock Option and Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Unrecognized stock compensation expense | $     $ 4,607,000      
Weighed-average period of costs amortized     1 year 10 months 24 days      
Issuance of common stock shares (in shares)     779,531      
Common stock reserved for issuance (in shares)     7,267,124 4,382,662    
2018 Employee Stock Purchase Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Unrecognized stock compensation expense | $     $ 295,000      
Weighed-average period of costs amortized     1 year 8 months 12 days      
Common stock reserved for issuance (in shares)     1,621,717 802,893    
2009 Stock Option and Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Unrecognized stock compensation expense | $     $ 400      
Weighed-average period of costs amortized     6 months