Long-Term Compensation Plan and Stock Based Compensation (Tables)

9 Months Ended

Sep. 30, 2021

Long-Term Compensation Plan and Stock Based Compensation

Summary of compensation expense

	Three months ended				Nine months ended
	September 30,				September 30,
	2021		2020		2021		2020
in thousands	(in thousands)				(in thousands)
Stock-based compensation	$	347	$	1,021	$	2,981	$	3,231
Other long-term incentive plan compensation		165		260		640		930
Total compensation	$	512	$	1,281	$	3,621	$	4,161