Advance payment to purchase of shares.

No definition available.

Name:	gpne_AdvancePaymentToPurchaseOfShares
Namespace Prefix:	gpne_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Issued and outstanding shares percentage.

No definition available.

Name:	gpne_IssuedAndOutstandingSharesPercentage
Namespace Prefix:	gpne_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Value of Issued and outstanding sharesunder option agreement.

No definition available.

Name:	gpne_IssuedAndOutstandingSharesUnderOptionAgreementValue
Namespace Prefix:	gpne_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

License area.

No definition available.

Name:	gpne_LicenseArea
Namespace Prefix:	gpne_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	duration

Newly issued agrregate number of common stock.

No definition available.

Name:	gpne_NewlyIssuedAgrregateNumberOfCommonStock
Namespace Prefix:	gpne_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Options To Purchase Number Of Ordinary Shares.

No definition available.

Name:	gpne_OptionsToPurchaseNumberOfOrdinaryShares
Namespace Prefix:	gpne_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Name:	gpne_OrganizationTextualAbstract
Namespace Prefix:	gpne_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Purchase price amount paid.

No definition available.

Name:	gpne_PurchasePriceAmountPaid
Namespace Prefix:	gpne_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Share exchange agreement stockholders transferred percentage.

No definition available.

Name:	gpne_ShareExchangeAgreementStockholdersTransferredPercentage
Namespace Prefix:	gpne_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Subsidiary owned percentage

No definition available.

Name:	gpne_SubsidiaryOwnedPercentage
Namespace Prefix:	gpne_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Undivided interest transfer percentage.

No definition available.

Name:	gpne_UndividedInterestTransferredPercentage
Namespace Prefix:	gpne_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Price of a single share of a number of saleable stocks of a company.

No definition available.

Name:	us-gaap_SharePrice
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant