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Income Taxes - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Line Items]      
Federal statutory rate 21.00% 21.00% 35.00%
Deferred tax assets, valuation allowance $ 19,118,000 $ 94,085,000  
Tax expense represents the non-cash impact from the legal entity conversion 38,900    
Valuation allowance $ 19,100,000 $ 94,100,000  
Period of cumulative income position 3 years    
Earliest Tax Year      
Income Tax Disclosure [Line Items]      
Income tax examination, Year 2016    
Latest Tax Year      
Income Tax Disclosure [Line Items]      
Income tax examination, Year 2018    
Federal and State      
Income Tax Disclosure [Line Items]      
Deferred tax assets, valuation allowance $ 80,200,000    
Federal      
Income Tax Disclosure [Line Items]      
Deferred tax assets, valuation allowance 75,200,000    
Operating Loss Carryforwards 597,400,000    
Federal | Section 382 of Internal Revenue Code      
Income Tax Disclosure [Line Items]      
Operating Loss Carryforwards 536,500,000    
Foreign      
Income Tax Disclosure [Line Items]      
Deferred tax assets, valuation allowance 5,000,000.0    
Operating Loss Carryforwards 26,879,000    
Subsidiaries      
Income Tax Disclosure [Line Items]      
Tax expense related to the reorganization of subsidiaries $ 39,300,000