Supplemental Cash Flow Information

9 Months Ended

Sep. 30, 2017

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



	Nine months ended September 30,
	2017		2016
Supplemental non-cash investing and financing activities:
Value of common stock issued in acquisition	$	—	$	3,268
Value of common stock issued in payment of accrued liability	188		—
Exercise of stock options by common stock surrender	5,863		50
Supplemental cash payment information:
Interest paid	$	1,511	$	1,459
Income taxes received, net of payments (paid, net of refunds)	10,081		(1,663		)