STOCKHOLDERS' EQUITY Share-Based Compensation (Notes)

3 Months Ended

Mar. 31, 2017

STOCKHOLDERS' EQUITY

STOCKHOLDERS’ EQUITY

Stock-Based Compensation

Information with respect to option shares granted under all the Company’s stock incentive plans for the three months endedMarch 31, 2017 was as follows:

	Time-Based Shares		Performance-Based Shares	Total Shares		Weighted- Average Exercise Price	Weighted- Average Remaining Contractual Term (years)	Aggregate Intrinsic Value (in thousands)
Options outstanding at January 1, 2017	2,847,502		—	2,847,502		$10.43
Exercised	—		—	—		$—
Forfeited or canceled	(193,472	)	—	(193,472	)	$11.92
Options outstanding at March 31, 2017	2,654,030		—	2,654,030		$10.32	2.88	$—
Options vested at March 31, 2017 or expected to vest				2,654,030		$10.32	2.71	$—
Options exercisable at March 31, 2017				2,588,219		$10.39	2.84	$—

Information with respect to the Company’s non-vested restricted stock units for the three months endedMarch 31, 2017 was as follows:

	Non-Vested Restricted Stock Units
	Time-Based Shares		Performance-Based Shares	Total Shares		Weighted- Average Grant-Date Fair Value	Weighted- Average Remaining Contractual Term (years)	Aggregate Intrinsic Value (in thousands)
Non-vested at January 1, 2017	1,513,098		642,683	2,155,781		$6.85
Granted	688,453		—	688,453		$5.10
Vested	(211,185	)	—	(211,185	)	$8.47
Forfeited	(20,164	)	—	(20,164	)	$6.42
Non-vested at March 31, 2017	1,970,202		642,683	2,612,885		$5.84	1.27	$12,150
Expected to vest				1,970,202		$5.95	1.27	$9,161

Stock-based compensation was included in the following captions in the Company’s condensed consolidated statements of operations for the three months endedMarch 31, 2017 and 2016 (in thousands):

	Three Months Ended March 31,
	2017		2016
Cost of products revenues	$	15	$	30
Cost of services revenues	49		149
Research and development expenses	88		85
Marketing and selling expenses	356		441
General and administrative expenses	903		1,382
	$	1,411	$	2,087