XML 38 R25.htm IDEA: XBRL DOCUMENT v3.3.1.900

Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2015

Stockholders Equity Note [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

A summary of stock option activity is as follows:

	Outstanding stock options
	Number of			Weighted average
	shares			exercise price
Balance at December 31, 2014		1,528,737		$	4.20
Options granted		301,500			9.60
Options exercised		(98,574)			2.81
Options forfeited		(8,555)			6.29
Options cancelled		(556)			18.34
Balance at December 31, 2015		1,722,552			5.21
Options exercisable at December 31, 2015		1,238,423			3.72

Schedule of Share-based Compensation, Activity [Table Text Block]

The following table summarizes information about stock options outstanding and exercisable at December 31, 2015:

Options outstanding												Options exercisable
Number outstanding			Weighted average remaining contractual  life (Years)			Weighted average exercise  price			Aggregate intrinsic value			Number exerciseable			Weighted average remaining contractual life (Years)			Weighted average  exercise price			Aggregate Intrinsic value
	1,722,552			6.38		$	5.21		$	13,363,290			1,238,423			5.31		$	3.72		$	11,402,022

Restricted Stock [Member]

Stockholders Equity Note [Abstract]

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

A summary of restricted common stock activity is as follows:

		Number of
		unvested restricted
		shares
Balance at December 31, 2014			7,000
Granted			-
Vested			(4,000)
Cancelled			-
Balance at December 31, 2015			3,000

X

- Definition

Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock
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

Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

+ References

No definition available.

+ Details

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

X

- References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: