XML 26 R42.htm IDEA: XBRL DOCUMENT v2.4.1.9

9. Stockholders' Equity (Details-Restricted Stock Units) (Restricted Stock Units (RSUs) [Member], USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Restricted Stock Units (RSUs) [Member]
Outstanding Restricted Stock Units
RSUs outstanding, beginning balance	187,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember	560,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember
RSUs granted	0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember	0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember
RSUs released	(173,000)ntn_RestrictedStockUnitsReleased / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember	(373,000)ntn_RestrictedStockUnitsReleased / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember
RSUs cancelled	(14,000)ntn_RestrictedStockUnitsCancelled / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember	0ntn_RestrictedStockUnitsCancelled / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember
RSU's outstanding, ending balance	0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember	187,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember
Balance exercisable	0ntn_RestrictedStockUnitsExercisable / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember
Weighted Average Fair Value per Share
Weighted average fair value per share beginning balance	$ 0.14ntn_RSUWeightedAverageFairValuePerShare / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember	$ 0.14ntn_RSUWeightedAverageFairValuePerShare / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember
Weighted average fair value per share ending balance	$ 0ntn_RSUWeightedAverageFairValuePerShare / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember	$ 0.14ntn_RSUWeightedAverageFairValuePerShare / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember

X

- Details

Name:	ntn_OutstandingRestrictedStockUnits
Namespace Prefix:	ntn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

RSUs cancelled

+ References

No definition available.

+ Details

Name:	ntn_RestrictedStockUnitsCancelled
Namespace Prefix:	ntn_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Restricted stock units exercisable

+ References

No definition available.

+ Details

Name:	ntn_RestrictedStockUnitsExercisable
Namespace Prefix:	ntn_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

RSUs released

+ References

No definition available.

+ Details

Name:	ntn_RestrictedStockUnitsReleased
Namespace Prefix:	ntn_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

RSU weighted average fair value per share

+ References

No definition available.

+ Details

Name:	ntn_RSUWeightedAverageFairValuePerShare
Namespace Prefix:	ntn_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	ntn_WeightedAverageFairValuePerShareRSU
Namespace Prefix:	ntn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ 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)(iii)(1)

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

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

+ 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)(i)

-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 2

-Subparagraph (c)(1)(ii)

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

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant