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Debt - Credit Facility - Additional Information (Detail) - USD ($)
12 Months Ended
Nov. 10, 2021
Nov. 17, 2020
Jun. 12, 2020
Nov. 02, 2018
Nov. 02, 2018
Dec. 31, 2021
Dec. 31, 2022
Jun. 16, 2021
Jun. 15, 2021
Nov. 01, 2020
Line Of Credit Facility [Line Items]                    
Letters of credit outstanding           $ 0        
Revolving Credit Facility [Member]                    
Line Of Credit Facility [Line Items]                    
Borrowing base $ 245,000,000.0 $ 260,000,000.0       $ 245,000,000.0   $ 245,000,000.0 $ 260,000,000.0 $ 260,000,000.0
Maturity date           Nov. 02, 2023        
LIBOR rate interest period         1 month          
Unused line of credit, commitment fee percentage         0.50%          
Debt Instrument, Covenant Description   modify the affirmative hedging covenant to include at least 65% and 45% hedge for calendar years 2021 and 2022 on a total proved developed producing reserves, respectively                
Cash and cash equivalents on hand, Threshold amount           $ 25,000,000.0        
Cash and cash equivalent threshold amount, Number of days           5        
Monthly reduction of line of credit facility current borrowing capacity           $ 5,000,000.0        
Line of credit facility, covenant terms           suspend certain financial covenants for the quarter ended June 30, 2020        
Amount of monthly reduction in borrowing base $ 5,000,000.0                  
Revolving Credit Facility [Member] | Amplify Acquisitionco Inc                    
Line Of Credit Facility [Line Items]                    
Pledge and security interest       100.00% 100.00%          
Revolving Credit Facility [Member] | Minimum                    
Line Of Credit Facility [Line Items]                    
Borrowing base           $ 285,000,000.0        
Current ratio       1.00% 1.00%          
Hedging Liabilities Noncurrent           65.00%        
Increase in percentage of priority lien assets           85.00%        
Line of credit facility decrease limit of cash and cash equivalents           $ 30,000,000.0        
Line of credit facility increase limit of transaction-related expense add-backs           $ 5,000,000.0        
Revolving Credit Facility [Member] | Minimum | Scenario Forecast [Member]                    
Line Of Credit Facility [Line Items]                    
Hedging Liabilities Noncurrent             45.00%      
Revolving Credit Facility [Member] | Minimum | Oil and Gas Properties [Member]                    
Line Of Credit Facility [Line Items]                    
Secured by percentage of mortgages       85.00% 85.00%          
Revolving Credit Facility [Member] | Minimum | Proved Developed And Producing Oil And Gas Properties [Member]                    
Line Of Credit Facility [Line Items]                    
Secured by percentage of mortgages       85.00% 85.00%          
Hedging Liabilities Noncurrent           30.00%        
Revolving Credit Facility [Member] | Maximum                    
Line Of Credit Facility [Line Items]                    
Borrowing base           $ 450,000,000.0        
Total debt to EBITDAX       4.00% 4.00%          
Increase in percentage of priority lien assets           90.00%        
Line of credit facility decrease limit of cash and cash equivalents           $ 25,000,000.0        
Line of credit facility increase limit of transaction-related expense add-backs           $ 20,000,000.0        
Revolving Credit Facility [Member] | Maximum | Proved Developed And Producing Oil And Gas Properties [Member]                    
Line Of Credit Facility [Line Items]                    
Hedging Liabilities Noncurrent           60.00%        
Revolving Credit Facility [Member] | Federal Funds Effective Rate [Member]                    
Line Of Credit Facility [Line Items]                    
Debt instrument, basis spread on variable rate         0.50%          
Revolving Credit Facility [Member] | LIBOR [Member]                    
Line Of Credit Facility [Line Items]                    
Debt instrument, basis spread on variable rate         1.00%          
Revolving Credit Facility [Member] | LIBOR [Member] | Minimum                    
Line Of Credit Facility [Line Items]                    
Debt instrument, basis spread on variable rate     2.50% 2.00% 2.00%          
Revolving Credit Facility [Member] | LIBOR [Member] | Maximum                    
Line Of Credit Facility [Line Items]                    
Debt instrument, basis spread on variable rate     3.50% 3.00% 3.00%          
Revolving Credit Facility [Member] | Base Rate [Member] | Minimum                    
Line Of Credit Facility [Line Items]                    
Debt instrument, basis spread on variable rate         1.00%          
Revolving Credit Facility [Member] | Base Rate [Member] | Maximum                    
Line Of Credit Facility [Line Items]                    
Debt instrument, basis spread on variable rate         2.00%