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Income Taxes (Details)
$ in Millions
Dec. 31, 2021
USD ($)
Income Taxes  
Deferred tax assets, foreign and state NOL carryforwards $ 43.7
Foreign and state, net operating loss (NOL) carryforwards 148.6
Other foreign deductible carryforwards 97.5
Deferred tax assets, valuation allowance $ 31.3