Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2016

Supplemental Cash Flow Elements [Abstract]

Schedule of Cash Flow, Supplemental Disclosures

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

	Year Ended December 31,
	2016		2015		2014
Cash paid for:
Interest	$	4,338	$	4,306	$	3,790
Income taxes	5,485		3,863		6,855
	$	9,823	$	8,169	$	10,645
Noncash investing and financing activities:
Shares issued as payment of contingent consideration	2,012		1,570		9,034
	2,012		1,570		9,034