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Income Taxes (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Mar. 31, 2016
Jun. 30, 2017
Income Tax Disclosure [Line Items]        
Effective tax rate, percentage 20.10%      
Successor        
Income Tax Disclosure [Line Items]        
Income tax expense $ 32,769,000 $ 0   $ 34,706,000
Predecessor        
Income Tax Disclosure [Line Items]        
Income tax expense     $ 18,000