Supplemental Cash Flow Information

3 Months Ended

Mar. 31, 2017

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow Information

Supplemental Cash Flow Information

	Three months ended
	March 31, 2017		March 31, 2016
Supplemental disclosures:	(in thousands)
Interest paid	$	—	$	—
Income taxes paid	$	361	$	518
Non-cash investing and financing activities:
Non-cash capital expenditures	$	1,098	$	(555	)