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

12 Months Ended

Dec. 31, 2016

Supplemental Cash Flow Elements [Abstract]

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

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

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

	Years Ended December 31,
	2016			2015		2014
Cash paid for interest	$	162		$	86	$	48
Income taxes paid	642			2,293		384
Retirement of fixed assets	—			319		—
Deferred financing costs	10			504		—
APIC related tax adjustments	(424		)	7,757		—
Stock issuance of 441,009 shares in connection with acquisition of Stability	3,346			—		—
Stock issuance of 43,344, 16,493 and 15,958 shares in exchange for services performed in 2016, 2015 and 2014, respectively	346			164		117