Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2022

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow Information

	Three Months Ended
	March 31, 2022		March 31, 2021
Supplemental disclosures:	(in thousands)
Interest paid	$	115	$	—
Income taxes paid	$	176	$	213
Non-cash investing and financing activities:
Non-cash capital expenditures	$	458	$	264