Capitalized Costs and Accumulated Depreciation, Depletion and Amortization

9 Months Ended

Sep. 30, 2022

Extractive Industries [Abstract]

Capitalized Costs and Accumulated Depreciation, Depletion and Amortization

(7) Capitalized Costs and Accumulated Depreciation, Depletion and Amortization (a)

	September 30, 2022			December 31, 2021
	(in thousands)
Natural gas properties:
Properties subject to depletion	$	9,703,868		$	9,338,236
Unproved properties		844,186			837,334
Total		10,548,054			10,175,570
Accumulated depletion and depreciation		(4,676,454	)		(4,420,914	)
Net capitalized costs	$	5,871,600		$	5,754,656

(a) Includes capitalized asset retirement costs and the associated accumulated amortization.