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Stockholders' Equity (Details) - USD ($)
 3 Months Ended 6 Months Ended 9 Months Ended
Jun. 13, 2017
Jun. 01, 2017
Mar. 31, 2017
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2016
Sep. 30, 2017
Apr. 12, 2017
Dec. 31, 2016
Class of Stock [Line Items]                  
Common stock shares authorized (in shares)       140,000,000     140,000,000 140,000,000 140,000,000
Common stock par value (in dollars per share)       $ 0.01     $ 0.01 $ 0.01 $ 0.01
Preferred stock shares authorized (in shares)       10,000,000     10,000,000 10,000,000 10,000,000
Preferred stock par value (in dollars per share)       $ 0.01     $ 0.01 $ 0.01 $ 0.01
Common stock shares issued (in shares)       53,446,284     53,446,284   53,442,532
Common stock shares outstanding (in shares)       53,446,284     53,446,284   53,442,532
Cash distributions paid     $ 190,000,000            
Conversion ratio   1              
Restricted Stock                  
Class of Stock [Line Items]                  
Common stock par value (in dollars per share)               $ 0.01  
Successor                  
Class of Stock [Line Items]                  
Assets held in trust       $ 3,100,000     $ 3,100,000    
Reduction to dividends payable $ 2,700,000   $ 190,000,000 $ 2,677,000 $ 0 $ 0 195,350,000    
Equity award modification             1,255,000    
2016 Equity Plan Modification | Successor                  
Class of Stock [Line Items]                  
Reduction to dividends payable             200,000    
Equity award modification             1,300,000    
2016 Equity Plan | Successor                  
Class of Stock [Line Items]                  
Stock compensation expense             600,000    
2017 Equity Plan | Successor                  
Class of Stock [Line Items]                  
Stock compensation expense             $ 500,000    
Less than 100k, Immediate Vesting | 2016 Equity Plan Modification                  
Class of Stock [Line Items]                  
Vested amount   $ 100,000              
Greater than 100k, 50% Immediate Vesting and 50% Original Vesting Terms | 2016 Equity Plan Modification                  
Class of Stock [Line Items]                  
Vested amount   $ 100,000              
Vested percentage   50.00%              
100% Cash Award                  
Class of Stock [Line Items]                  
Percentage of dividends in cash   100.00%              
50% Cash and 50% Equity Award                  
Class of Stock [Line Items]                  
Percentage of dividends in cash   50.00%              
Restricted Stock Units (RSUs) | 50% Cash and 50% Equity Award                  
Class of Stock [Line Items]                  
Percentage of dividends in shares   50.00%              
Restricted Stock Units (RSUs) | 100% Equity Award                  
Class of Stock [Line Items]                  
Percentage of dividends in shares   100.00%