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Income Taxes (Details) - USD ($)
$ in Millions
1 Months Ended 5 Months Ended 6 Months Ended
Feb. 08, 2019
Jun. 30, 2019
Jun. 30, 2019
Dec. 31, 2018
Income Tax Contingency [Line Items]        
Cumulative loss period     3 years  
Valuation allowance   $ 56.8 $ 56.8 $ 118.7
State and Local Jurisdiction        
Income Tax Contingency [Line Items]        
Deferred tax liabilities   $ 0.7 $ 0.7  
Quarterly effective tax rate 0.20% 106.00%