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

INCOME TAXES - Narrative (Details)

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INCOME TAXES - Narrative (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards, not subject to expiration   $ 152.2
Federal and state research and development tax credit carryforwards $ 11.1  
Federal tax    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards 197.7 79.6
State and local jurisdiction    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards $ 184.2 $ 80.8