XML 27 R28.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Summary of Significant Accounting Policies - Additional information (Detail) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Accounting Policies [Line Items] |  |
Cash and cash equivalents description | 90 days or less |
Credit items after shipment and invoicing | 30 days |
Investment related borrowings | $ 0us-gaap_InvestmentRelatedLiabilities |
Financial assets or liabilities at fair value | 0nanx_FinancialAssetsLiabilitiesFairValueDisclosure | 0nanx_FinancialAssetsLiabilitiesFairValueDisclosure
Threshold percentage | 50.00%nanx_IncomeTaxRecognitionThresholdPercentage |
Liability for unrecognized tax benefits | $ 0us-gaap_UnrecognizedTaxBenefits | $ 0us-gaap_UnrecognizedTaxBenefits
Anti-dilutive securities excluded from computation of earnings per share | 0us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount | 0us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Minimum [Member] |  |
Accounting Policies [Line Items] |  |
Open tax years for jurisdictions | 2011 |
Income tax statutes expiration year | 2015 |
Minimum [Member] | Leased Assets [Member] |  |
Accounting Policies [Line Items] |  |
Equipment leasehold improvements and leased assets useful life | 7 years |
Minimum [Member] | Equipment [Member] |  |
Accounting Policies [Line Items] |  |
Equipment leasehold improvements and leased assets useful life | 3 years |
Minimum [Member] | Leasehold Improvements [Member] |  |
Accounting Policies [Line Items] |  |
Equipment leasehold improvements and leased assets useful life | 3 years |
Maximum [Member] |  |
Accounting Policies [Line Items] |  |
Open tax years for jurisdictions | 2013 |
Income tax statutes expiration year | 2017 |
Maximum [Member] | Leased Assets [Member] |  |
Accounting Policies [Line Items] |  |
Equipment leasehold improvements and leased assets useful life | 10 years |
Maximum [Member] | Equipment [Member] |  |
Accounting Policies [Line Items] |  |
Equipment leasehold improvements and leased assets useful life | 20 years |
Maximum [Member] | Leasehold Improvements [Member] |  |
Accounting Policies [Line Items] |  |
Equipment leasehold improvements and leased assets useful life | 13 years |

X
- Details
Name: | nanx_AccountingPoliciesLineItems
Namespace Prefix: | nanx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Accounts Receivables Credit Period + References No definition available. + Details
Name: | nanx_AccountsReceivablesCreditPeriod
Namespace Prefix: | nanx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Cash And Cash Equivalents Maturity Period Description + References No definition available. + Details
Name: | nanx_CashAndCashEquivalentsMaturityPeriodDescription
Namespace Prefix: | nanx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Financial instruments meeting the definition of an asset and liability which the Company is a party to as of the balance sheet date. + References No definition available. + Details
Name: | nanx_FinancialAssetsLiabilitiesFairValueDisclosure
Namespace Prefix: | nanx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Income Tax Recognition Threshold Percentage + References No definition available. + Details
Name: | nanx_IncomeTaxRecognitionThresholdPercentage
Namespace Prefix: | nanx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Open Tax Year Expiration Period + References No definition available. + Details
Name: | nanx_OpenTaxYearExpirationPeriod
Namespace Prefix: | nanx_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Antidilution -URI http://asc.fasb.org/extlink&oid=6505113 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Diluted Earnings Per Share -URI http://asc.fasb.org/extlink&oid=6510752 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Contingent Stock Agreement -URI http://asc.fasb.org/extlink&oid=6508534 + Details
Name: | us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The aggregate amount of liabilities as of the balance sheet date for obligations incurred in connection with the entity's investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
Name: | us-gaap_InvestmentRelatedLiabilities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Tax year that remains open to examination under enacted tax laws, in CCYY format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
Name: | us-gaap_OpenTaxYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Unrecognized Tax Benefit -URI http://asc.fasb.org/extlink&oid=6527854 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319 + Details
Name: | us-gaap_UnrecognizedTaxBenefits
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |