Exit Costs (Tables)

6 Months Ended

Jun. 30, 2023

Restructuring and Related Activities [Abstract]

Summary of Exit Costs

The following summarizes our exit costs for the three and six months ended June 30, 2023 and 2022 (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Transportation contract capacity releases   (including accretion of discount)	$	95	$	162	$	203	$	323
Divestiture contract obligation (including accretion    of discount)		48,559		35,907		60,774		46,861
	$	48,654	$	36,069	$	60,977	$	47,184

Exit Costs Included in Accrued Liabilities in Consolidated Balance Sheet

The following details the accrued exit cost liability activity for the six months ended June 30, 2023 (in thousands):

	Exit Costs (a)
Balance at December 31, 2022	$	395,680
Accretion of discount		21,216
Changes in estimate		39,761
Payments		(52,868	)
Balance at June 30, 2023	$	403,789

(a) Includes the divestiture contract obligation and the transportation contract capacity release obligation.