XML 55 R30.htm IDEA: XBRL DOCUMENT v2.4.1.9

Additional Paid-In Capital (Tables)

12 Months Ended

Dec. 31, 2014

Additional Paid-In Capital [Abstract]

Schedule Of Additional Paid-In Capital

Summary Of Warrant Activity

		Warrants outstanding		Weighted average exercise price per share		Weighted average remaining life (yrs.)		Intrinsic value
As of December 31, 2012		19,977,743	$	4.25		2.6	$	-
As of December 31, 2013		19,977,743	$	4.63		1.6	$	-
Expired		(4,757,941)
As of December 31, 2014		15,219,802	$	5.00		0.8	$	-

Schedule Of Compensation Options

		Compensation options outstanding			Weighted average exercise price per share		Expiry date		Weighted average remaining life (yrs.)
As of December 31, 2012		225,000		$	3.30		April 2013		0.3
Exercised		(225,000)
As of December 31, 2013		-
As of December 31, 2014		-

Summary Of The Fair Value Of All Awards issued Under Stock Compensation Plans

		Year ended December 31,
		2014		2013		2012
Stock options	$	160	$	370	$	1,081
Restricted stock units		966		372		3,144
	$	1,126	$	742	$	4,225

Summary Of Option Activity

		Number of options		Weighted average exercise price per option		Weighted average remaining contractual term		Aggregate intrinsic value
Outstanding - December 31, 2012		3,102,500	$	2.80		2.68	$	637
Granted		985,000		0.36
Cancelled/Forfeited		(450,000)		3.07
Expired		(755,000)		3.32
Outstanding - December 31, 2013		2,882,500		1.79		3.07		54
Granted		175,000		0.52
Cancelled/Forfeited		(125,000)		3.16
Expired		(675,000)		1.85
Outstanding - December 31, 2014		2,257,500	$	1.60		3.02	$	-
Exercisable - December 31, 2014		2,011,250	$	1.75		2.90	$	-

Summary Of The Status Of Unvested Stock Options

				Number of options		Weighted average grant-date fair value per option		Weighted average remaining amortization period (Years)
Unvested - December 31, 2012				300,000	$	1.47
Granted				985,000		0.22
Vested				(546,250)		0.90
Unvested - December 31, 2013				738,750		0.22
Granted				175,000		0.30
Vested				(667,500)		0.24
Unvested - December 31, 2014				246,250	$	0.22		3.99

Summary Of Restricted Stock Units Activity

		Number of units		Weighted average grant-date fair value per RSU
Unvested - December 31, 2012		1,994,507	$	3.50
Cancelled		(1,133,592)		2.58
Vested		(116,875)		3.51
Granted		1,850,424		0.82
Unvested - December 31, 2013		2,594,464		2.00
Cancelled		(865,635)		3.42
Vested		(115,000)		3.84
Granted		2,079,000		0.46
Unvested - December 31 , 2014		3,692,829	$	0.74

X

- Details

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

X

- Definition

Tabular disclosure of the changes in outstanding nonvested shares.

+ 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)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

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

X

- Definition

Tabular disclosure of the changes in other outstanding share-based compensation awards other than stock options or nonvested awards.

+ 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)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

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

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

Tabular disclosure of the change in restricted stock units (RSUs).

+ References

No definition available.

+ Details

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

X

- Definition

A tabular disclosure of the excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees.

+ References

No definition available.

+ Details

Name:	vgz_AdditionalPaidInCapitalTableTextBlock
Namespace Prefix:	vgz_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the securities (Share based compensation) called for by warrants and rights outstanding, the aggregate amount of securities called for by warrants and rights outstanding, the date from which the warrants or rights are exercisable, and the price at which the warrant or right is exercisable.

+ References

No definition available.

+ Details

Name:	vgz_ScheduleOfWarrantsActivityUnderShareBasedCompensationPlanTableTextBlock
Namespace Prefix:	vgz_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration