XML 33 R6.htm IDEA: XBRL DOCUMENT v2.4.1.9
CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY (USD $)
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Accumulated Other Comprehensive Income [Member]
Total
Balance at Sep. 30, 2012 $ 73,947us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
$ 99,479,431us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
$ (83,714,970)us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
$ (809,087)us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
$ 15,029,321us-gaap_StockholdersEquity
Balance (in shares) at Sep. 30, 2012 739,458,854us-gaap_SharesOutstanding
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
       
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Common stock issued for services 42us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
25,158us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
0us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
25,200us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
Common stock issued for services (in shares) 420,000us-gaap_DeferredCompensationArrangementWithIndividualSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
       
Stock options expense 0erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
24,813erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
0erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
24,813erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
Accounting for tainted warrants         0erhe_AccountingForTaintedWarrants
Stock issued in rights offering 2,496erhe_StockIssuedDuringPeriodValueIssuedForRightsOffering
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
1,537,682erhe_StockIssuedDuringPeriodValueIssuedForRightsOffering
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0erhe_StockIssuedDuringPeriodValueIssuedForRightsOffering
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
0erhe_StockIssuedDuringPeriodValueIssuedForRightsOffering
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
1,540,178erhe_StockIssuedDuringPeriodValueIssuedForRightsOffering
Stock issued in rights offering (in shares) 24,970,406erhe_StockIssuedDuringPeriodSharesIssuedForRightsOffering
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
       
Unrealized gain on available for sale equity securities 0us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
0us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
22,612us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
22,612us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
Net loss     (5,152,817)us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
  (5,152,817)us-gaap_NetIncomeLoss
Balance at Sep. 30, 2013 76,485us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
101,067,084us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
(88,867,787)us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
(786,475)us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
11,489,307us-gaap_StockholdersEquity
Balance (in shares) at Sep. 30, 2013 764,849,260us-gaap_SharesOutstanding
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
       
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Common stock issued for services 35us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
19,966us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
0us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
20,001us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
Common stock issued for services (in shares) 344,828us-gaap_DeferredCompensationArrangementWithIndividualSharesIssued
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
       
Stock options expense 0erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
6,957erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
0erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
6,957erhe_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationAccountingForStockOptionsIssuedToExecutivesRequisiteServicePeriodRecognition
Accounting for tainted warrants 0erhe_AccountingForTaintedWarrants
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
(13,701)erhe_AccountingForTaintedWarrants
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0erhe_AccountingForTaintedWarrants
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
0erhe_AccountingForTaintedWarrants
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
(13,701)erhe_AccountingForTaintedWarrants
Unrealized gain on available for sale equity securities 0us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
0us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
0us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
107,877us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
107,877us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
Net loss 0us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
0us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
(1,980,593)us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
0us-gaap_NetIncomeLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
(1,980,593)us-gaap_NetIncomeLoss
Balance at Sep. 30, 2014 $ 76,520us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
$ 101,080,306us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AdditionalPaidInCapitalMember
$ (90,848,380)us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_RetainedEarningsMember
$ (678,598)us-gaap_StockholdersEquity
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember
$ 9,629,848us-gaap_StockholdersEquity
Balance (in shares) at Sep. 30, 2014 765,194,088us-gaap_SharesOutstanding
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember