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6. PATENTS (Details Narrative) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Depreciation | $ 18,348 FSI_PatentDepreciationExpense | $ 19,361 FSI_PatentDepreciationExpense
Canadian Dollars [Member] |  |
Currency conversion in canadian dollars | $ 265,102 FSI_CurrencyConversionInCanadianDollars / us-gaap_CurrencyAxis = FSI_CanadianDollarsMember | $ 265,102 FSI_CurrencyConversionInCanadianDollars / us-gaap_CurrencyAxis = FSI_CanadianDollarsMember

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- Definition Custom Element. + References No definition available. + Details
Name: | FSI_CurrencyConversionInCanadianDollars
Namespace Prefix: | FSI_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Custom Element. + References No definition available. + Details
Name: | FSI_PatentDepreciationExpense
Namespace Prefix: | FSI_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | us-gaap_CurrencyAxis=FSI_CanadianDollarsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |