Exit and Termination Costs (Tables)

6 Months Ended

Jun. 30, 2020

Restructuring And Related Activities [Abstract]

Summary of Termination Costs

Termination Costs

In first quarter 2020, we completed the sale of our shallow legacy assets in Northwest Pennsylvania. We recorded $1.6 million of severance costs in first quarter 2020 which is primarily related to the sale of these assets. In second quarter 2019, we announced a reduction in our work force and recorded $2.2 million of severance costs related to this work force reduction. The following summarizes our termination costs for the three and six months ended June 30, 2020 and 2019 (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
Severance costs	$	(148)	$	2,180	$	1,447	$	2,180
Transportation contract releases		10,445		—		10,445		—
Stock-based compensation		—		26		—		26
	$	10,297	$	2,206	$	11,892	$	2,206

Termination Costs Included in Accrued Liabilities in Consolidated Balance Sheet

The following details the accrued liability activity for the quarter ended June 30, 2020 (in thousands):

	As of
	June 30, 2020
Balance at December 31, 2019	$	4,692
Accrued severance costs		1,447
Accrued transportation contracts		10,445
Payments		(4,199	)
Balance at June 30, 2020	$	12,385