Exit and Termination Costs (Tables)

9 Months Ended

Sep. 30, 2020

Restructuring And Related Activities [Abstract]

Summary of Exit and Termination Costs

The following summarizes our exit and termination costs for the three and nine months ended September 30, 2020 and 2019 (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Severance costs	$	4,191	$	819	$	5,638	$	3,000
Transportation contract capacity releases (including accretion of    discount)		233		—		10,678		—
Divestiture contract obligation (including accretion of discount)		486,689		—		486,689		—
One-time minimum volume commitment contract payment		28,500		—		28,500		—
Stock-based compensation		2,020		—		2,020		25
	$	521,633	$	819	$	533,525	$	3,025

Exit and Termination Costs Included in Accrued Liabilities in Consolidated Balance Sheet

The following details the accrued exit and termination cost liability activity for the nine months ended September 30, 2020 (in thousands):

	Exit Costs			Termination Costs
Balance at December 31, 2019	$	—		$	4,692
Accrued severance costs		—			5,638
Accrued contract obligations		490,115			—
Accretion of discount		7,252			—
Payments		(959	)		(6,170	)
Balance at September 30, 2020	$	496,408		$	4,160