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Derivative Financial Instruments (Details)
bbl in Thousands, BTU in Billions
2 Months Ended
Dec. 31, 2023
BTU
$ / Barrels
$ / EnergyContent
bbl
Feb. 21, 2024
BTU
$ / EnergyContent
$ / Barrels
bbl
ICE Brent Oil Swap Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 910  
Derivative, Swap Type, Weighted-Average Contract Price 85.50  
ICE Brent Oil Swap Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 0  
Derivative, Swap Type, Weighted-Average Contract Price 0  
ICE Brent Oil Swap Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 0  
Derivative, Swap Type, Weighted-Average Contract Price 0  
ICE Brent Oil Swap Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 0  
Derivative, Swap Type, Weighted-Average Contract Price 0  
ICE Brent Oil Swap Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 0  
Derivative, Swap Type, Weighted-Average Contract Price 0  
NYMEX Oil Collar Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 795  
Derivative, Weighted-Average Floor Price 68.21  
Derivative, Weighted-Average Ceiling Price 82.37  
NYMEX Oil Collar Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,846  
Derivative, Weighted-Average Floor Price 67.46  
Derivative, Weighted-Average Ceiling Price 85.53  
NYMEX Oil Collar Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,669  
Derivative, Weighted-Average Floor Price 68.93  
Derivative, Weighted-Average Ceiling Price 84.00  
NYMEX Oil Collar Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 556  
Derivative, Weighted-Average Floor Price 72.86  
Derivative, Weighted-Average Ceiling Price 79.83  
NYMEX Oil Collar Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 0  
Derivative, Weighted-Average Floor Price 0  
Derivative, Weighted-Average Ceiling Price 0  
NYMEX Oil Calendar Month Average Roll Differential Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,415  
Derivative, Oil Roll Differential Swap, Weighted-Average Contract Price 0.57  
NYMEX Oil Calendar Month Average Roll Differential Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,792  
Derivative, Oil Roll Differential Swap, Weighted-Average Contract Price 0.57  
NYMEX Oil Calendar Month Average Roll Differential Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,964  
Derivative, Oil Roll Differential Swap, Weighted-Average Contract Price 0.57  
NYMEX Oil Calendar Month Average Roll Differential Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,877  
Derivative, Oil Roll Differential Swap, Weighted-Average Contract Price 0.57  
NYMEX Oil Calendar Month Average Roll Differential Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 0  
Derivative, Oil Roll Differential Swap, Weighted-Average Contract Price 0  
WTI Midland NYMEX WTI | Oil Basis Swap Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,199  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.21  
WTI Midland NYMEX WTI | Oil Basis Swap Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,193  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.21  
WTI Midland NYMEX WTI | Oil Basis Swap Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,235  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.21  
WTI Midland NYMEX WTI | Oil Basis Swap Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,230  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.21  
WTI Midland NYMEX WTI | Oil Basis Swap Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 1,807  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.15  
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 256  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.83  
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 293  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.82  
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 332  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.82  
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 309  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.82  
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 729  
Derivative, Oil Basis Swap, Weighted-Average Contract Price 1.85  
NYMEX HH | Gas Swaps Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 0  
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent 0  
NYMEX HH | Gas Swaps Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 4,186  
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent 3.17  
NYMEX HH | Gas Swaps Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 1,393  
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent 3.39  
NYMEX HH | Gas Swaps Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 0  
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent 0  
NYMEX HH | Gas Swaps Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 5,891  
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent 4.20  
NYMEX HH | Gas Collar Contract, First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 8,382  
Derivative, Weighted-Average Floor Price | $ / EnergyContent 3.57  
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent 7.82  
NYMEX HH | Gas Collar Contract, Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 4,432  
Derivative, Weighted-Average Floor Price | $ / EnergyContent 3.69  
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent 4.00  
NYMEX HH | Gas Collar Contract, Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 4,612  
Derivative, Weighted-Average Floor Price | $ / EnergyContent 3.68  
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent 4.21  
NYMEX HH | Gas Collar Contract, Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 5,716  
Derivative, Weighted-Average Floor Price | $ / EnergyContent 3.48  
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent 5.24  
NYMEX HH | Gas Collar Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 13,217  
Derivative, Weighted-Average Floor Price | $ / EnergyContent 3.44  
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent 5.06  
IF WAHA NYMEX HH | Gas Basis Swap Contract, First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 5,089  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent (0.61)  
IF WAHA NYMEX HH | Gas Basis Swap Contract, Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 5,285  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent (1.09)  
IF WAHA NYMEX HH | Gas Basis Swap Contract, Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 5,344  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent (0.99)  
IF WAHA NYMEX HH | Gas Basis Swap Contract, Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 5,240  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent (0.73)  
IF WAHA NYMEX HH | Gas Basis Swap Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 20,501  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent (0.66)  
IF HSC NYMEX HH | Gas Basis Swap Contract, First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 4,957  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent (0.01)  
IF HSC NYMEX HH | Gas Basis Swap Contract, Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 3,310  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent (0.34)  
IF HSC NYMEX HH | Gas Basis Swap Contract, Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 3,426  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent (0.30)  
IF HSC NYMEX HH | Gas Basis Swap Contract, Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 5,750  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent (0.38)  
IF HSC NYMEX HH | Gas Basis Swap Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU 0  
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent 0  
OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 62  
Derivative, Swap Type, Weighted-Average Contract Price 28.56  
OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 65  
Derivative, Swap Type, Weighted-Average Contract Price 28.56  
OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 68  
Derivative, Swap Type, Weighted-Average Contract Price 28.56  
OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 70  
Derivative, Swap Type, Weighted-Average Contract Price 28.56  
OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl 0  
Derivative, Swap Type, Weighted-Average Contract Price 0  
Subsequent Event | NYMEX Oil Swap Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Swap Type, Weighted-Average Contract Price   0
Subsequent Event | NYMEX Oil Swap Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Swap Type, Weighted-Average Contract Price   0
Subsequent Event | NYMEX Oil Swap Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Swap Type, Weighted-Average Contract Price   0
Subsequent Event | NYMEX Oil Swap Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   344
Derivative, Swap Type, Weighted-Average Contract Price   71.00
Subsequent Event | NYMEX Oil Swap Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Swap Type, Weighted-Average Contract Price   0
Subsequent Event | NYMEX Oil Swap Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Swap Type, Weighted-Average Contract Price   0
Subsequent Event | NYMEX Oil Collar Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Weighted-Average Floor Price   0
Derivative, Weighted-Average Ceiling Price   0
Subsequent Event | NYMEX Oil Collar Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Weighted-Average Floor Price   0
Derivative, Weighted-Average Ceiling Price   0
Subsequent Event | NYMEX Oil Collar Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   335
Derivative, Weighted-Average Floor Price   65.00
Derivative, Weighted-Average Ceiling Price   78.61
Subsequent Event | NYMEX Oil Collar Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   344
Derivative, Weighted-Average Floor Price   65.00
Derivative, Weighted-Average Ceiling Price   76.45
Subsequent Event | NYMEX Oil Collar Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Weighted-Average Floor Price   0
Derivative, Weighted-Average Ceiling Price   0
Subsequent Event | NYMEX Oil Collar Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Weighted-Average Floor Price   0
Derivative, Weighted-Average Ceiling Price   0
Subsequent Event | WTI Midland NYMEX WTI | Oil Basis Swap Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Oil Basis Swap, Weighted-Average Contract Price   0
Subsequent Event | WTI Midland NYMEX WTI | Oil Basis Swap Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Oil Basis Swap, Weighted-Average Contract Price   0
Subsequent Event | WTI Midland NYMEX WTI | Oil Basis Swap Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Oil Basis Swap, Weighted-Average Contract Price   0
Subsequent Event | WTI Midland NYMEX WTI | Oil Basis Swap Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Oil Basis Swap, Weighted-Average Contract Price   0
Subsequent Event | WTI Midland NYMEX WTI | Oil Basis Swap Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   941
Derivative, Oil Basis Swap, Weighted-Average Contract Price   1.15
Subsequent Event | WTI Midland NYMEX WTI | Oil Basis Swap Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Oil Basis Swap, Weighted-Average Contract Price   0
Subsequent Event | WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Oil Basis Swap, Weighted-Average Contract Price   0
Subsequent Event | WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Oil Basis Swap, Weighted-Average Contract Price   0
Subsequent Event | WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Oil Basis Swap, Weighted-Average Contract Price   0
Subsequent Event | WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Oil Basis Swap, Weighted-Average Contract Price   0
Subsequent Event | WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   684
Derivative, Oil Basis Swap, Weighted-Average Contract Price   1.95
Subsequent Event | WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   816
Derivative, Oil Basis Swap, Weighted-Average Contract Price   2.10
Subsequent Event | NYMEX HH | Gas Swaps Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | NYMEX HH | Gas Swaps Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | NYMEX HH | Gas Swaps Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   1,530
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   2.99
Subsequent Event | NYMEX HH | Gas Swaps Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | NYMEX HH | Gas Swaps Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | NYMEX HH | Gas Swaps Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | NYMEX HH | Gas Collar Contract, First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Weighted-Average Floor Price | $ / EnergyContent   0
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent   0
Subsequent Event | NYMEX HH | Gas Collar Contract, Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Weighted-Average Floor Price | $ / EnergyContent   0
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent   0
Subsequent Event | NYMEX HH | Gas Collar Contract, Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Weighted-Average Floor Price | $ / EnergyContent   0
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent   0
Subsequent Event | NYMEX HH | Gas Collar Contract, Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   1,612
Derivative, Weighted-Average Floor Price | $ / EnergyContent   3.00
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent   4.02
Subsequent Event | NYMEX HH | Gas Collar Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   4,838
Derivative, Weighted-Average Floor Price | $ / EnergyContent   3.00
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent   4.22
Subsequent Event | NYMEX HH | Gas Collar Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Weighted-Average Floor Price | $ / EnergyContent   0
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent   0
Subsequent Event | IF HSC NYMEX HH | Gas Basis Swap Contract, First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | IF HSC NYMEX HH | Gas Basis Swap Contract, Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | IF HSC NYMEX HH | Gas Basis Swap Contract, Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | IF HSC NYMEX HH | Gas Basis Swap Contract, Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | IF HSC NYMEX HH | Gas Basis Swap Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   946
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0.0025
Subsequent Event | IF HSC NYMEX HH | Gas Basis Swap Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU   0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent   0
Subsequent Event | OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   254
Derivative, Swap Type, Weighted-Average Contract Price   32.33
Subsequent Event | OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   322
Derivative, Swap Type, Weighted-Average Contract Price   32.57
Subsequent Event | OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   336
Derivative, Swap Type, Weighted-Average Contract Price   32.54
Subsequent Event | OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   364
Derivative, Swap Type, Weighted-Average Contract Price   32.49
Subsequent Event | OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   396
Derivative, Swap Type, Weighted-Average Contract Price   32.86
Subsequent Event | OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Swap Type, Weighted-Average Contract Price   0
Subsequent Event | OPIS Normal Butane Mont Belvieu Non-TET | NGL Swaps Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   28
Derivative, Swap Type, Weighted-Average Contract Price   39.48
Subsequent Event | OPIS Normal Butane Mont Belvieu Non-TET | NGL Swaps Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   44
Derivative, Swap Type, Weighted-Average Contract Price   39.48
Subsequent Event | OPIS Normal Butane Mont Belvieu Non-TET | NGL Swaps Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   46
Derivative, Swap Type, Weighted-Average Contract Price   39.48
Subsequent Event | OPIS Normal Butane Mont Belvieu Non-TET | NGL Swaps Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   49
Derivative, Swap Type, Weighted-Average Contract Price   39.48
Subsequent Event | OPIS Normal Butane Mont Belvieu Non-TET | NGL Swaps Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   45
Derivative, Swap Type, Weighted-Average Contract Price   39.48
Subsequent Event | OPIS Normal Butane Mont Belvieu Non-TET | NGL Swaps Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Swap Type, Weighted-Average Contract Price   0
Subsequent Event | OPIS Isobutane Mont Belvieu Non-TET | NGL Swaps Contract First Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   15
Derivative, Swap Type, Weighted-Average Contract Price   41.58
Subsequent Event | OPIS Isobutane Mont Belvieu Non-TET | NGL Swaps Contract Second Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   24
Derivative, Swap Type, Weighted-Average Contract Price   41.58
Subsequent Event | OPIS Isobutane Mont Belvieu Non-TET | NGL Swaps Contract Third Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   25
Derivative, Swap Type, Weighted-Average Contract Price   41.58
Subsequent Event | OPIS Isobutane Mont Belvieu Non-TET | NGL Swaps Contract Fourth Quarter, Year 1    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   28
Derivative, Swap Type, Weighted-Average Contract Price   41.58
Subsequent Event | OPIS Isobutane Mont Belvieu Non-TET | NGL Swaps Contract, Year 2    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   25
Derivative, Swap Type, Weighted-Average Contract Price   41.58
Subsequent Event | OPIS Isobutane Mont Belvieu Non-TET | NGL Swaps Contract, Year 3    
Derivative Financial Instruments    
Derivative, Nonmonetary Notional Amount, Volume | bbl   0
Derivative, Swap Type, Weighted-Average Contract Price   0