Long-Term Debt - Schedule of Long-Term Debt (Details)
8 Months Ended 12 Months Ended
Apr. 26, 2019
Apr. 25, 2019
Mar. 15, 2019
USD ($)
May 04, 2018
Nov. 30, 2017
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Debt Instrument [Line Items]                
Long-term debt, net           $ 1,057,389,000 $ 1,057,389,000 $ 691,630,000
Senior Notes                
Debt Instrument [Line Items]                
Debt issuance costs           (14,061,000) (14,061,000) (8,370,000)
Debt Instrument, Unamortized Discount           (3,550,000) (3,550,000) 0
Long-term debt, net           882,389,000 882,389,000 391,630,000
Senior Notes | Senior Notes Due 2026                
Debt Instrument [Line Items]                
Long-term Debt, Gross           400,000,000 400,000,000 400,000,000
Long-term debt         $ 400,000,000.0      
Interest rate, stated percentage         5.375%      
Proceeds from borrowings         $ 391,000,000.0      
Debt issuance costs         $ 9,000,000.0      
Percentage of principal amount, eligible to be redeemed         35.00%      
Percentage of principal amount, redeemable         65.00%      
Percentage of principal amount, changes in control         101.00%      
Percentage of principal amount, event of default         25.00%      
Senior Notes | Senior Notes Due 2026 | Redemption Period One                
Debt Instrument [Line Items]                
Redemption price percentage         105.375%      
Senior Notes | Senior Notes Due 2026 | Redemption Period Four                
Debt Instrument [Line Items]                
Redemption price percentage         100.00%      
Senior Notes | Senior Notes Due 2027                
Debt Instrument [Line Items]                
Long-term Debt, Gross           500,000,000 500,000,000 0
Long-term debt     $ 500,000,000.0          
Interest rate, stated percentage     6.875%          
Debt Instrument, Issued Price, Percentage     99.235%          
Proceeds from borrowings     $ 489,000,000.0          
Debt issuance costs     $ 7,200,000          
Percentage of principal amount, eligible to be redeemed     35.00%          
Redemption price percentage     106.875%          
Percentage of principal amount, redeemable     65.00%          
Percentage of principal amount, changes in control     101.00%          
Percentage of principal amount, event of default     25.00%          
Debt Instrument, Unamortized Discount     $ (3,800,000)          
Senior Notes | Senior Notes Due 2027 | Redemption Period Four                
Debt Instrument [Line Items]                
Redemption price percentage     100.00%          
Revolving Credit Facility | Line of Credit                
Debt Instrument [Line Items]                
Long-term Debt, Gross           175,000,000 175,000,000 $ 300,000,000
Borrowing base amount           1,200,000,000 1,200,000,000  
Remaining borrowing capacity           800,000,000.0 800,000,000.0  
Line of credit, term       5 years        
Available borrowing capacity           624,200,000 624,200,000  
Amount available to issue letters of credit           $ 1,500,000,000 $ 1,500,000,000  
Weighted-average borrowing rate             3.70% 3.80%
Revolving Credit Facility | Line of Credit | Minimum                
Debt Instrument [Line Items]                
Commitment fee percentage on unused amounts             0.375% 0.375%
Debt instrument, covenant, minimum current ratio             1.0  
Revolving Credit Facility | Line of Credit | Maximum                
Debt Instrument [Line Items]                
Commitment fee percentage on unused amounts             0.50% 0.50%
Debt instrument, covenant, maximum leverage ratio 3.0           4.0  
Revolving Credit Facility | Line of Credit | Adjusted For Statutory Reserve Requirements - LIBOR | Minimum                
Debt Instrument [Line Items]                
Basis spread on variable rate   1.50%       1.25%    
Revolving Credit Facility | Line of Credit | Adjusted For Statutory Reserve Requirements - LIBOR | Maximum                
Debt Instrument [Line Items]                
Basis spread on variable rate   2.50%       2.25%    
Revolving Credit Facility | Line of Credit | Federal Funds Rate                
Debt Instrument [Line Items]                
Basis spread on variable rate             0.50% 0.50%
Revolving Credit Facility | Line of Credit | One-Month LIBOR                
Debt Instrument [Line Items]                
Basis spread on variable rate             1.00% 1.00%
Revolving Credit Facility | Line of Credit | LIBOR | Minimum                
Debt Instrument [Line Items]                
Basis spread on variable rate   0.50%       0.25%    
Revolving Credit Facility | Line of Credit | LIBOR | Maximum                
Debt Instrument [Line Items]                
Basis spread on variable rate   1.50%       1.25%    
Letter of Credit [Member] | Line of Credit                
Debt Instrument [Line Items]                
Letters of credit outstanding           $ 800,000 $ 800,000