Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Narrative (Details)

v3.24.0.1
Stock-Based Compensation - Narrative (Details)
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 12, 2024
shares
Dec. 28, 2023
Nov. 30, 2023
shares
Nov. 10, 2023
$ / shares
shares
Oct. 25, 2023
shares
Jun. 30, 2023
$ / shares
shares
Jan. 31, 2023
quarter
$ / shares
shares
Dec. 31, 2023
USD ($)
$ / shares
shares
Sep. 30, 2023
installment
$ / shares
shares
Jun. 30, 2023
$ / shares
shares
Mar. 31, 2023
$ / shares
shares
Dec. 31, 2022
$ / shares
shares
Sep. 30, 2022
$ / shares
shares
Dec. 31, 2023
USD ($)
plan
$ / shares
shares
Dec. 31, 2022
USD ($)
consultant
$ / shares
shares
Dec. 31, 2018
USD ($)
purchasePeriod
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of plans adopted | plan                           2    
Weighted average grant-date fair value of stock options granted (in dollars per share) | $ / shares                           $ 38.15 $ 27.00  
Options vested in period, fair value | $                           $ 6,000 $ 42,000  
Aggregate intrinsic value of options exercised | $                           $ 16,000 $ 50,000  
Consultant                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Granted (in shares)                           1,500 1,000  
Number of non-employee consultants | consultant                             2  
Granted (in dollars per share) | $ / shares                           $ 38.00 $ 85.00  
Phunware Inc 2023 Inducement Plan                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares authorized (in shares)               24,000           24,000    
2018 Stock Option and Incentive Plan                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Issuance of common stock shares (in shares)                           14,625    
Common stock reserved for issuance (in shares)               77,426       87,653   77,426 87,653  
Granted (in shares)                           1,500    
Granted (in dollars per share) | $ / shares                           $ 38.15    
Unrecognized stock compensation expense | $               $ 2,131,000           $ 2,131,000    
Weighed-average period of costs amortized (in years)                           2 years    
2018 Employee Stock Purchase Plan                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Common stock reserved for issuance (in shares)               30,415       16,058   30,415 16,058  
Maximum payroll deductions (as a percent)                               15.00%
Maximum yearly contribution | $                               $ 25,000
Maximum number of shares participant may purchase (in shares)                               80
Offering period (in months)                               24 months
Number of purchase periods (in months) | purchasePeriod                               4
Purchase period for award (in months)                               6 months
ESPP, purchase price (as a percent)                               85.00%
2009 Stock Option and Incentive Plan                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Unvested shares (in shares)               0       0   0 0  
Granted (in shares)                           0    
Granted (in dollars per share) | $ / shares                           $ 0    
2009 Stock Option and Incentive Plan | Maximum                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Expiration period                           10 years    
Restricted Stock Units                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares granted (in shares)                           208,960    
Granted (in dollars per share) | $ / shares                           $ 25.04    
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares               $ 25.21       $ 77.87   $ 25.21 $ 77.87  
Number of shares vested (in shares)                           119,995    
Number of shares terminated (in shares)                           51,372    
Restricted Stock Units | Team Members                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares granted (in shares)                 70,660 6,460 38,420 780 25,340      
Vesting period of award                       48 months        
Vesting of awards, number of installments | installment                 3              
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares           $ 30.00     $ 14.00 $ 30.00 $ 46.00 $ 76.00 $ 78.50   76.00  
Restricted Stock Units | Consultant                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares granted (in shares)                 1,234       500      
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares                         $ 85.00      
Restricted Stock Units | Non Employee Directors                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares granted (in shares)                       7,952        
Vesting period of award                       12 months        
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares                       $ 74.00     $ 74.00  
Restricted Stock Units | Team Members in Lieu of Cash Bonus                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares granted (in shares)                             7,454  
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares                       $ 46.50     $ 46.50  
Restricted Stock Units | Executive Officer                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares granted (in shares)               18,000                
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares               $ 7.315           $ 7.315    
Restricted Stock Units | Consultant and Board Member                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares granted (in shares)               13,320                
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares               $ 6.85           $ 6.85    
Restricted Stock Units | Minimum | Team Members                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Vesting period of award                         39 months      
Restricted Stock Units | Maximum | Team Members                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Vesting period of award                         49 months      
Restricted Stock Units | Tranche One                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares vested (in shares)                           789    
Restricted Stock Units | Tranche One | Team Members                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Award vesting percentage                     33.33%          
Restricted Stock Units | Tranche One | Executive Officer                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares vested (in shares)               10,000                
Restricted Stock Units | Tranche Two | Executive Officer                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares vested (in shares)     4,000                          
Restricted Stock Units | Tranche Three | Executive Officer | Subsequent Event                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares vested (in shares) 4,000                              
Restricted Stock Units | Phunware Inc 2023 Inducement Plan                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares granted (in shares)       12,000   12,000                    
Granted (in dollars per share) | $ / shares       $ 7.30   $ 27.00                    
Restricted Stock Units | Phunware Inc 2023 Inducement Plan | Tranche One                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Award vesting percentage           33.33%                    
Restricted Stock Units | Phunware Inc 2023 Inducement Plan | Tranche Two                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Vesting period of award           2 years                    
Restricted Stock Units | Phunware Inc 2022 Inducement Plan                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Number of shares authorized (in shares)             29,412                  
Number of shares granted (in shares)             29,412                  
Restricted stock units awards grant date fair value (in dollars per share) | $ / shares             $ 43.50                  
Number of shares vested (in shares)         10,000                      
Number of shares terminated (in shares)         9,412                      
Restricted Stock Units | Phunware Inc 2022 Inducement Plan | Tranche One                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Award vesting percentage   33.33%                            
Number of shares vested (in shares)             9,804                  
Unvested awards (in shares)         10,000                      
Restricted Stock Units | Phunware Inc 2022 Inducement Plan | Tranche Two                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Vesting of awards, number of installments | quarter             8                  
Employee Stock | 2018 Stock Option and Incentive Plan | Outstanding Shares on Last Day of Immediately Preceding Year                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Percentage of outstanding shares (as a percent)                               5.00%
Employee Stock | 2018 Employee Stock Purchase Plan                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Percentage of outstanding shares (as a percent)               1.50%           1.50%    
Annual increase (in shares)               16,377           16,377    
Employee Stock Option | 2009 Stock Option and Incentive Plan                                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                
Vesting period of award                           4 years