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

3 Months Ended

Mar. 31, 2015

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,
	2015		2014
Cash paid for interest	$	14	$	21
Income taxes paid	363		7
Stock issuance of 11,321 shares in exchange for services performed	71		—