|
Condensed Statements of Cash Flows (Unaudited) (USD $)
|
9 Months Ended |
|
Oct. 31, 2014
|
Oct. 31, 2013
|
| CASH FLOWS FROM OPERATING ACTIVITIES |
|
|
| Net income (loss) |
$ (31,988)us-gaap_NetIncomeLoss |
$ (172,304)us-gaap_NetIncomeLoss |
| Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |
|
|
| Depletion, depreciation, and amortization |
124,583us-gaap_DepreciationDepletionAndAmortization |
89,433us-gaap_DepreciationDepletionAndAmortization |
| Share based compensation expense |
2,490us-gaap_ShareBasedCompensation |
|
| Gain on sale of oil & gas properties |
(363,919)us-gaap_GainLossOnDispositionOfAssets |
(659,174)us-gaap_GainLossOnDispositionOfAssets |
| Accretion on asset retirement obligation |
2,106us-gaap_AssetRetirementObligationAccretionExpense |
6,276us-gaap_AssetRetirementObligationAccretionExpense |
| Changes in operating assets and liabilities: |
|
|
| Accounts receivable |
(146,945)us-gaap_IncreaseDecreaseInAccountsReceivable |
(321,399)us-gaap_IncreaseDecreaseInAccountsReceivable |
| Other current assets |
|
(2,600)us-gaap_IncreaseDecreaseInOtherCurrentAssets |
| Accounts payable |
(150,889)us-gaap_IncreaseDecreaseInAccountsPayable |
397,850us-gaap_IncreaseDecreaseInAccountsPayable |
| Accrued expenses |
(44,218)us-gaap_IncreaseDecreaseInAccruedLiabilities |
22,921us-gaap_IncreaseDecreaseInAccruedLiabilities |
| Net cash used in operating activities |
(608,780)us-gaap_NetCashProvidedByUsedInOperatingActivities |
(638,997)us-gaap_NetCashProvidedByUsedInOperatingActivities |
| CASH FLOWS FROM INVESTING ACTIVITIES |
|
|
| Proceeds from sale of oil & gas properties |
20,000us-gaap_ProceedsFromSaleOfOilAndGasPropertyAndEquipment |
832,174us-gaap_ProceedsFromSaleOfOilAndGasPropertyAndEquipment |
| Purchases of oil and gas properties |
(45,666)us-gaap_PaymentsToAcquireOilAndGasProperty |
(1,320,856)us-gaap_PaymentsToAcquireOilAndGasProperty |
| Purchase of property, plant and equipment |
(5,840)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment |
(1,541)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment |
| Net cash provided by (used in) investing activities |
(31,506)us-gaap_NetCashProvidedByUsedInInvestingActivities |
(490,223)us-gaap_NetCashProvidedByUsedInInvestingActivities |
| CASH FLOWS FROM FINANCING ACTIVITIES |
|
|
| Proceeds from issuance of common stock |
|
1,442,732us-gaap_ProceedsFromIssuanceOfCommonStock |
| Change in due to/from related party |
333,891us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt |
(16,832)us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt |
| Proceeds of issuance of common stock subscribed |
|
39,600ntro_ProceedsFromIssuanceOfCommonStockSubscribed |
| Purchase of treasury stock |
|
(5,500)us-gaap_PaymentsForRepurchaseOfCommonStock |
| Proceeds from long-term debt |
|
175,000us-gaap_ProceedsFromRelatedPartyDebt |
| Change in cash overdraft |
115,568us-gaap_IncreaseDecreaseInBookOverdrafts |
(49,327)us-gaap_IncreaseDecreaseInBookOverdrafts |
| Net cash provided by financing activities |
449,459us-gaap_NetCashProvidedByUsedInFinancingActivities |
1,585,673us-gaap_NetCashProvidedByUsedInFinancingActivities |
| Net increase (decrease) in cash and cash equivalents |
(190,827)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease |
456,453us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease |
| Cash and cash equivalents at beginning of year |
190,827us-gaap_CashAndCashEquivalentsAtCarryingValue |
160,460us-gaap_CashAndCashEquivalentsAtCarryingValue |
| Cash and cash equivalents at end of year |
|
616,913us-gaap_CashAndCashEquivalentsAtCarryingValue |
| Cash paid for interest |
9,059us-gaap_InterestPaid |
7,875us-gaap_InterestPaid |
| Change in estimate for asset retirement obligation |
|
28,176us-gaap_IncreaseDecreaseInAssetRetirementObligations |
| Purchase of oil and gas properties in exchange of debt forgiveness |
351,184ntro_PurchaseOfOilAndGasPropertiesInExchangeOfDebtForgiveness |
|
| Purchase of assets in exchange for receivables forgiveness |
|
$ 69,546us-gaap_OtherSignificantNoncashTransactionValueOfConsiderationGiven1 |