Supplemental disclosure of cash flow and non-cash investing and financing activities (Tables)

3 Months Ended

Mar. 31, 2016

Supplemental Cash Flow Elements [Abstract]

Supplemental Disclosure of Cash Flow and Non-cash Investing and Financing Activities

Selected cash payments, receipts, and noncash activities are as follows (in thousands):

	Three Months Ended March 31,
	2016		2015
Cash paid for interest, net	$	56	$	14
Income taxes paid	139		363
Stock issuance of 441,009 shares in connection with acquisition	3,346		—
Stock issuance of 20,406 and 11,321 shares in exchange for services performed, respectively	173		108