Name:	nnup_ShareBasedCompensationArrangementByShareBasedPaymentAwardInstrumentsOtherThanOptionsOutstandingWeightedAverageExercisePrice
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Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Weighted Average Exercise Price Roll Forward [Abstract]

No definition available.

Name:	nnup_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingWeightedAverageExercisePriceRollForwardAbstract
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The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under equity instruments other than options and other required information pertaining to awards in the customized range for warrants exercisable.

No definition available.

Name:	nnup_ShareBasedCompensationSharesAuthorizedUnderEquityInstrumentsOtherThanOptionsExercisePriceRangeLowerRangeLimitWarrantsExercisable
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No definition available.

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The number of shares reserved for issuance pertaining to the outstanding exercisable equity instruments other than options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

No definition available.

Name:	nnup_ShareBasedCompensationSharesAuthorizedUnderEquityInstrumentsOtherThanOptionsExercisePriceRangeNumberOfExercisableShares
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The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under equity instruments other than options and other required information pertaining to awards in the customized range for warrants exercisable.

No definition available.

Name:	nnup_ShareBasedCompensationSharesAuthorizedUnderEquityInstrumentsOtherThanOptionsExercisePriceRangeUpperRangeLimitWarrantsExercisable
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No definition available.

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Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

No definition available.

Name:	nnup_SharebasedCompensationSharesAuthorizedUnderEquityInstrumentsOtherThanOptionsExercisePriceRangeExercisableInstrumentsWeightedAverageExercisePrice1
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Weighted average remaining contractual term of exercisable equity instruments other than options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	nnup_SharebasedCompensationSharesAuthorizedUnderEquityInstrumentsOtherThanOptionsExercisePriceRangeOutstandingWarrantsExercisableWeightedAverageRemainingContractualTerm2
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Weighted average remaining contractual term of outstanding equity instruments other than options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	nnup_SharebasedCompensationSharesAuthorizedUnderEquityInstrumentsOtherThanOptionsExercisePriceRangeOutstandingWarrantsWeightedAverageRemainingContractualTerm2
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Data Type:	xbrli:durationItemType
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Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

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=96867065&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=96867065&loc=d3e5070-113901

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Period Type:	instant

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.