XML 50 R34.htm IDEA: XBRL DOCUMENT v3.6.0.2

Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Fair Value Measurement Techniques

The assumptions used to estimate fair value and the resulting grant date fair values are as follows:

	Employees						Non-employee Directors
	Years Ended December 31,						Years Ended December 31,
	2016		2015		2014		2016		2015		2014
Expected dividend yield	—		—		—		—		—		—
Weighted average expected volatility	67.18%		64.42%		68.57%		67.61%		63.46%		64.10%
Weighted average risk-free interest rate	1.48%		1.60%		2.05%		1.41%		1.62%		1.75%
Weighted average expected term (in years)	6.08		6.07		6.04		5.30		5.32		5.30
Forfeiture rate	5.00%		5.00%		5.00%		5.00%		5.00%		5.00%

Schedule of Share-based Compensation, Stock Options, Activity

The activity for the 2009 Plan, 2014 Plan and 2015 Plan for the years ended December 31, 2016 and 2015 is summarized as follows:

	Number of Shares			Weighted- Average Exercise Price				Weighted- Average Remaining Contractual Life (in years)		Aggregate Intrinsic Value
Outstanding — January 1, 2015	615,322			$	9.55			9.48		$	265
Granted	880,116			8.17
Exercised	—			—
Canceled	(115,711	)		9.05
Outstanding — December 31, 2015	1,379,727			$	8.71			7.18		$	—
Exercisable — December 31, 2015	635,548			$	9.41			4.56		$	—
Vested or expected to vest — December 31, 2015	1,342,518			$	8.73			7.11		$	—
Outstanding — January 1, 2016	1,379,727			$	8.71			7.18		$	—
Granted	497,978			$	4.23
Exercised	—			$	—
Canceled	(58,261	)		$	7.47
Outstanding — December 31, 2016	1,819,444			$	7.52			6.98		$	32
Exercisable — December 31, 2016	1,022,515			$	8.59			5.51		$	15
Vested or expected to vest —December 31, 2016	1,779,597			$	7.55			6.94		$	31

Stock-Based Compensation Expense Related to Stock Options

Stock-based compensation expense related to stock options is included in the following line items in the accompanying statements of operations:

		Years Ended December 31,
		2016				2015				2014
Research and development, net		$	299			$	300			$	394
Selling, general and administrative		911				2,515				648
Discontinued operations		—				208				159
Total stock-based compensation expense		$	1,210			$	3,023			$	1,201

X

- References

No definition available.

+ Details

Name:	us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

+ Details

Name:	us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration