Restructuring Costs (Tables)

6 Months Ended

Jun. 30, 2019

Restructuring Costs

Schedule of restructuring costs

(in thousands)	Employee Severance and Benefits		Contract Termination Costs		Asset Impairments		Total
Accrued restructuring balance as of December 31, 2018	$	1,147	$	—	$	—	$	1,147
Charges incurred		173		—		—		173
Cash payments		(859)		—		—		(859)
Accrued restructuring balance as of June 30, 2019	$	461	$	—	$	—	$	461