Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2020

Supplemental Cash Flow Elements [Abstract]

Components of supplemental cash flow information

Supplemental cash flow information is as follows (in thousands):

	Three months ended March 31,
	2020			2019
Supplemental cash payment information:
Interest paid	$	4		$	578
Income taxes paid, net of refunds	(32		)	22