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Income taxes - Deferred tax assets (Details) (USD $)
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Dec. 31, 2014
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| Income taxes - Deferred tax assets | |
| Company had available net-operating loss carry-forwards for Federal tax purposes of approximately | $ 33,600,000fil_CompanyHadAvailableNetOperatingLossCarryForwardsForFederalTaxPurposesOfApproximately |
| Company had a deferred tax asset of approximately | 20,100,000fil_CompanyHadADeferredTaxAssetOfApproximately |
| Decrease in the valuation allowance of approximately | $ 6,400,000fil_DecreaseInTheValuationAllowanceOfApproximately |
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- Definition
Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. No definition available.
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards for federal No definition available.
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- Definition
The amount of the valuation allowance recorded as of the balance sheet date pertaining to the specified deferred tax asset for which an assessment was made that it is more likely than not that all or a portion of such deferred tax asset will not be realized through related deductions on future tax returns No definition available.
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- Details
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