Supplemental Cash Flow Information

9 Months Ended

Sep. 30, 2019

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow Information

Supplemental Cash Flow Information

	Three months ended				Nine months ended
	September 30, 2019		September 30, 2018		September 30, 2019		September 30, 2018
Supplemental disclosures:	(in thousands)
Interest paid	$	—	$	—	$	—	$	5
Income taxes paid	$	1,116	$	2,500	$	1,510	$	9,183
Non-cash investing and financing activities:
Non-cash capital expenditures	$	(116)	$	1,159	$	(280)	$	288