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Fair Value Measurements of Financial Instruments - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - Fair Value [Member] - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets $ 7,967 $ 15,449
Total liabilities 70,775 26,247
Quoted Prices in Active Market (Level 1) [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 0 0
Total liabilities 0 0
Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 7,967 15,449
Total liabilities 70,775 26,247
Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 0 0
Total liabilities 0 0
Commodity derivatives [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 7,967 15,449
Total liabilities 70,152 23,495
Commodity derivatives [Member] | Quoted Prices in Active Market (Level 1) [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 0 0
Total liabilities 0 0
Commodity derivatives [Member] | Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 7,967 15,449
Total liabilities 70,152 23,495
Commodity derivatives [Member] | Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 0 0
Total liabilities 0 0
Interest rate derivatives [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 0 0
Total liabilities 623 2,752
Interest rate derivatives [Member] | Quoted Prices in Active Market (Level 1) [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 0 0
Total liabilities 0 0
Interest rate derivatives [Member] | Significant Other Observable Inputs (Level 2) [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 0 0
Total liabilities 623 2,752
Interest rate derivatives [Member] | Significant Unobservable Inputs (Level 3) [Member]    
Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]    
Total assets 0 0
Total liabilities $ 0 $ 0