Commitments and Contingencies - Sale Commitments (Details) gal in Thousands, bbl in Thousands, $ in Thousands	Sep. 30, 2025 USD ($) gal bbl
Crude oil | Fixed-Price
Sale commitments for crude oil and natural gas
Sales commitments, remainder of fiscal year	$ 52,577
Sales commitments, year one	0
Sales commitments, year two	0
Sales commitments, year three	0
Sales commitments, year four	0
Sales commitments	$ 52,577
Sales commitments, volume, remainder of fiscal year | bbl	836
Sales commitments, volume, year one | bbl	0
Sales commitments, volume, year two | bbl	0
Sales commitments, volume, year three | bbl	0
Sales commitments, volume, year four | bbl	0
Sales commitments, volume | bbl	836
Crude oil | Index-Price
Sale commitments for crude oil and natural gas
Sales commitments, remainder of fiscal year	$ 980,787
Sales commitments, year one	77,116
Sales commitments, year two	77,604
Sales commitments, year three	75,146
Sales commitments, year four	73,638
Sales commitments	$ 1,284,291
Sales commitments, volume, remainder of fiscal year | bbl	15,669
Sales commitments, volume, year one | bbl	1,263
Sales commitments, volume, year two | bbl	1,266
Sales commitments, volume, year three | bbl	1,263
Sales commitments, volume, year four | bbl	1,263
Sales commitments, volume | bbl	20,724
Natural Gas Liquids (NGL) | Fixed-Price
Sale commitments for crude oil and natural gas
Sales commitments, remainder of fiscal year	$ 50,163
Sales commitments, year one	7,165
Sales commitments, year two	639
Sales commitments, year three	19
Sales commitments, year four	19
Sales commitments	$ 58,005
Sales commitments, volume, remainder of fiscal year | gal	50,759
Sales commitments, volume, year one | gal	8,829
Sales commitments, volume, year two | gal	875
Sales commitments, volume, year three | gal	19
Sales commitments, volume, year four | gal	19
Sales commitments, volume | gal	60,501
Natural Gas Liquids (NGL) | Index-Price
Sale commitments for crude oil and natural gas
Sales commitments, remainder of fiscal year	$ 323,421
Sales commitments, year one	76,940
Sales commitments, year two	0
Sales commitments, year three	0
Sales commitments, year four	0
Sales commitments	$ 400,361
Sales commitments, volume, remainder of fiscal year | gal	279,899
Sales commitments, volume, year one | gal	71,370
Sales commitments, volume, year two | gal	0
Sales commitments, volume, year three | gal	0
Sales commitments, volume, year four | gal	0
Sales commitments, volume | gal	351,269