General form of registration statement for all companies including face-amount certificate companies

SHARE-BASED COMPENSATION (Details)

v3.21.2
SHARE-BASED COMPENSATION (Details) - $ / shares
6 Months Ended 12 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of Shares Options Outstanding, Beginning 958,782    
Exercise Price Outstanding, Beginning $ 22.88    
Number of Shares Options Outstanding, Ending   958,782  
Exercise Price Outstanding, Ending   $ 22.88  
Number of Shares Options Options exercisable at end of period   581,233  
Exercise Price Options exercisable at end of period   $ 20.21  
Weighted Average Remaining Contractual Life (Years)   6 years 9 months 14 days  
Weighted Average Remaining Contractual Life (Years) exercisable   5 years 8 months 1 day  
Airspan [Member] | Stock Options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted Average Remaining Contractual Life (Years) 6 years 6 months 7 days 6 years 9 months 14 days  
Stock Options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of Shares Options Outstanding, Beginning 958,782 888,621 693,307
Exercise Price Outstanding, Beginning $ 22.88 $ 21.35 $ 18.29
Number of Shares Options Granted   178,128 218,482
Exercise Price Granted   $ 22.86 $ 31.26
Number of Shares Options Forfeited   (107,692) (23,168)
Exercise Price Forfeited   $ 10.30 $ 23.33
Number of Shares Options Exercised [1]   (275)  
Exercise Price Exercised [1]   $ 5.60  
Number of Shares Options Outstanding, Ending   958,782 888,621
Exercise Price Outstanding, Ending   $ 22.88 $ 21.35
Number of Shares Options Options exercisable at end of period [2]   581,233  
Exercise Price Options exercisable at end of period [2]   $ 20.21  
Exercise Price Exercised [1]   (5.60)  
Exercise Price Forfeited   $ (10.30) $ (23.33)
Stock Options [Member] | Airspan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of Shares Options Outstanding, Beginning 958,782    
Exercise Price Outstanding, Beginning $ 22.88    
Number of Shares Options Granted 77,256    
Exercise Price Granted $ 36.30    
Number of Shares Options Forfeited (15,713)    
Exercise Price Forfeited $ 20.67    
Number of Shares Options Exercised (2,200)    
Exercise Price Exercised $ 31.26    
Number of Shares Options Outstanding, Ending 1,018,125 958,782  
Exercise Price Outstanding, Ending $ 23.91 $ 22.88  
Number of Shares Options Options exercisable at end of period 680,409    
Exercise Price Options exercisable at end of period $ 21.17    
Exercise Price Exercised (31.26)    
Exercise Price Forfeited $ (20.67)    
Weighted Average Remaining Contractual Life (Years) exercisable 5 years 7 months 13 days    
[1] The aggregate intrinsic value of stock options exercised during the year ended December 31, 2020 was $6.9 thousand.
[2] The aggregate intrinsic value of all vested/exercisable options outstanding as of December 31, 2020 was $10.5 million.