Quarterly report pursuant to Section 13 or 15(d)

INCOME TAXES - NOL and Tax Credit Carryforwards (Details)

v3.21.1
INCOME TAXES - NOL and Tax Credit Carryforwards (Details)
$ in Millions
12 Months Ended
Dec. 31, 2020
USD ($)
Operating Loss Carryforwards  
Percentage of post 2017 NOLs, deductible 80.00%
Federal.  
Operating Loss Carryforwards  
Operating loss carryforwards $ 220.6
Federal. | Expiring Between 2026 and 2037  
Operating Loss Carryforwards  
Operating loss carryforwards $ 191.3
Federal. | Minimum  
Operating Loss Carryforwards  
Expiration date Dec. 31, 2026
Federal. | Maximum  
Operating Loss Carryforwards  
Expiration date Dec. 31, 2037
State  
Operating Loss Carryforwards  
Operating loss carryforwards $ 271.9
State | Minimum  
Operating Loss Carryforwards  
Expiration date Dec. 31, 2021
State | Maximum  
Operating Loss Carryforwards  
Expiration date Dec. 31, 2040
Foreign  
Operating Loss Carryforwards  
Operating loss carryforwards $ 5.2
Expiration date Dec. 31, 2040
Tax credit carryforward $ 4.5
Foreign | Minimum  
Operating Loss Carryforwards  
Expiration date Dec. 31, 2021
Foreign | Maximum  
Operating Loss Carryforwards  
Expiration date Dec. 31, 2030