Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

v3.20.2
Commitments and Contingencies (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Oct. 09, 2020
Sep. 29, 2020
Mar. 09, 2020
Dec. 17, 2019
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Dec. 31, 2017
Obligation with Joint and Several Liability Arrangement [Line Items]                    
Rent expense under operating leases         $ 207 $ 188 $ 631 $ 519    
Gain (loss) related to litigation settlement         (4,500)   (4,500)      
Phunware, Inc v Uber Technologies, Inc.                    
Obligation with Joint and Several Liability Arrangement [Line Items]                    
Stock issued during period, value, issued for services                   $ 3,000
Pending Litigation | Uber's First Amended Cross-Complaint                    
Obligation with Joint and Several Liability Arrangement [Line Items]                    
Stock issued during period, value, issued for services                 $ 17,000  
Pending Litigation | Plaintiffs v. The Company                    
Obligation with Joint and Several Liability Arrangement [Line Items]                    
Stock issued during period, value, issued for services       $ 1,000            
Loss contingency, shares lock-up, period       180 days            
Pending Litigation | Ellenoff Grossman & Schole LLP v. Stellar Acquisition III, Corp                    
Obligation with Joint and Several Liability Arrangement [Line Items]                    
Stock issued during period, value, issued for services     $ 690              
Settled Litigation | Settlement Agreement | Subsequent Event                    
Obligation with Joint and Several Liability Arrangement [Line Items]                    
Amount awarded to other party $ 6,000                  
Settled Litigation | Settlement Agreement | Insurance Carrier | Subsequent Event                    
Obligation with Joint and Several Liability Arrangement [Line Items]                    
Payment to other party 1,500                  
Settled Litigation | Settlement Agreement | Phunware | Subsequent Event                    
Obligation with Joint and Several Liability Arrangement [Line Items]                    
Payment to other party $ 4,500                  
Settled Litigation | Ellenoff Grossman & Schole LLP v. Stellar Acquisition III, Corp                    
Obligation with Joint and Several Liability Arrangement [Line Items]                    
Amount awarded to other party   $ 600                
Accounts payable and accrued expenses related to alleged unpaid invoices         $ 690   $ 690   $ 690