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INCOME TAXES (Details Textual) (USD $)
3 Months Ended 9 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2015
Mar. 31, 2014
Jun. 30, 2014
Operating Loss Carryforwards $ 5,241,863us-gaap_OperatingLossCarryforwards   $ 5,241,863us-gaap_OperatingLossCarryforwards    
Operating Loss Carryforward Expiration Date     2034    
Deferred tax assets, net 220,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts   220,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts   224,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts
Deferred Tax Assets, Other 377,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost   377,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost   411,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
Percentage Of Deferred Tax Asset Valuation Allowance To Approximate 90.00%sino_PercentageOfDeferredTaxAssetValuationAllowanceToApproximate   90.00%sino_PercentageOfDeferredTaxAssetValuationAllowanceToApproximate    
Deferred Tax Assets, Operating Loss Carryforwards $ 1,955,000us-gaap_DeferredTaxAssetsOperatingLossCarryforwards   $ 1,955,000us-gaap_DeferredTaxAssetsOperatingLossCarryforwards   $ 1,004,000us-gaap_DeferredTaxAssetsOperatingLossCarryforwards
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate