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Legal Proceedings (Details)
$ in Billions
 1 Months Ended
Feb. 28, 2022
item
Dec. 31, 2021
item
Nov. 30, 2021
item
Oct. 31, 2020
USD ($)
Jul. 31, 2020
item
Jun. 30, 2020
item
May 31, 2020
item
Apr. 30, 2020
claim
Feb. 29, 2020
item
Jul. 31, 2019
item
claim
Mar. 31, 2018
claim
Mar. 31, 2017
claim
Dec. 31, 2015
claim
Commitments and Contingencies [Line Items]                          
Gain contingency, damages sought | $       $ 1.3                  
Number of patents allegedly infringed upon                     4    
Number of patents with motion to dismiss                     3    
ParkerVision v. LG Electronics [Member]                          
Commitments and Contingencies [Line Items]                          
Additional number of patents subject to Inter Parter review | item   2                      
ParkerVision v. Apple and Qualcomm (Middle District of Florida) [Member]                          
Commitments and Contingencies [Line Items]                          
Number of patents allegedly infringed upon                         4
Claim construction | item                   2      
ParkerVision V. Intel (Western District of Texas) [Member]                          
Commitments and Contingencies [Line Items]                          
Number of patents allegedly infringed upon | item             2   8        
Number of asserted patents | item 6                        
ParkerVision v. Intel II (Western District of Texas) [Member]                          
Commitments and Contingencies [Line Items]                          
Number of patents allegedly infringed upon | item         2                
Number of patents found not infringed upon | item           1              
ParkerVision v. Qualcomm (Middle District of Florida) [Member]                          
Commitments and Contingencies [Line Items]                          
Number of patents allegedly infringed upon                       6  
Gain Contingency, Patents Found Infringed upon, Number                       3  
Number of patents allegedly infringed upon seeking invalidation                   4      
Number of patents with split decision                       2  
Claim construction               7          
TCL, et. al. v. ParkerVision (PTAB) [Member]                          
Commitments and Contingencies [Line Items]                          
Number of patents subject to Inter Partes review | item     2                    
Maximum [Member] | ParkerVision v. Apple and Qualcomm (Middle District of Florida) [Member]                          
Commitments and Contingencies [Line Items]                          
Claim construction | item                   6      
Maximum [Member] | ParkerVision v. Qualcomm (Middle District of Florida) [Member]                          
Commitments and Contingencies [Line Items]                          
Claim construction               10