Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2020

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow Information

	Three Months Ended				Nine Months Ended
	September 30, 2020		September 30, 2019		September 30, 2020		September 30, 2019
Supplemental disclosures:	(in thousands)
Income taxes paid	$	1,841	$	1,116	$	11,576	$	1,510
Non-cash investing and financing activities:
Non-cash capital expenditures	$	(4,421)	$	(116)	$	625	$	(280)