Post-effective amendment to a registration statement that is not immediately effective upon filing

COMMON STOCK AND CONVERTIBLE PREFERRED STOCK (Details 2)

v3.21.2
COMMON STOCK AND CONVERTIBLE PREFERRED STOCK (Details 2) - shares
 6 Months Ended 12 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Series D Warrants [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Warrants Outstanding at beginning 203,252 203,252 203,252
Issuance of warrants  
Warrants Outstanding at end   203,252 203,252
Series D Warrants [Member] | Airspan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Warrants Outstanding at beginning 203,252    
Issuance of warrants    
Warrants Outstanding at end 203,252  
Warrants expired (203,252)    
Series D 1 Warrants [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Warrants Outstanding at beginning 162,601 162,601 162,601
Issuance of warrants  
Warrants Outstanding at end   162,601 162,601
Series D 1 Warrants [Member] | Airspan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Warrants Outstanding at beginning 162,601    
Issuance of warrants    
Warrants Outstanding at end 162,601 162,601  
Warrants expired    
Series H Warrants [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Warrants Outstanding at beginning 139,428
Issuance of warrants   139,428
Warrants Outstanding at end   139,428
Series H Warrants [Member] | Airspan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Warrants Outstanding at beginning 139,428    
Issuance of warrants 6,503    
Warrants Outstanding at end 145,931 139,428  
Warrants expired