Annual report pursuant to Section 13 and 15(d)

Income Taxes, Valuation Allowances and NOL Carryforwards (Details)

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Income Taxes, Valuation Allowances and NOL Carryforwards (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Operating Loss Carryforwards [Line Items]    
Operating Loss Carryforwards $ 92.7  
Tax Benefit of Loss Carryovers 92.6 $ 71.2
NOL Carryforwards which Expire 49.9  
NOL Carryforwards which have an Unlimited Life 42.8  
Valuation Allowance [Abstract]    
Deferred Tax Assets, Valuation Allowance (97.9) $ (93.4)
Foreign Jurisdictions [Member]    
Operating Loss Carryforwards [Line Items]    
Tax Benefit of Loss Carryovers 60.6  
Federal Jurisdiction [Member]    
Operating Loss Carryforwards [Line Items]    
Tax Benefit of Loss Carryovers 1.5  
State and Local Jurisdiction [Member]    
Operating Loss Carryforwards [Line Items]    
Tax Benefit of Loss Carryovers 30.6  
United States [Member]    
Valuation Allowance [Abstract]    
Deferred Tax Assets, Valuation Allowance (35.7)  
Foreign Jurisdictions [Member]    
Valuation Allowance [Abstract]    
Deferred Tax Assets, Valuation Allowance $ (62.2)