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Marketable Securities (Details 1) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Schedule of Held-to-maturity Securities [Line Items]    
Aggregate Fair Value $ 10,900,722us-gaap_InvestmentsFairValueDisclosure $ 8,073,108us-gaap_InvestmentsFairValueDisclosure
Available-for-sale securities, cost 10,902,130us-gaap_AvailableForSaleSecuritiesAmortizedCost 8,069,698us-gaap_AvailableForSaleSecuritiesAmortizedCost
Due Within One Year    
Schedule of Held-to-maturity Securities [Line Items]    
Aggregate Fair Value 7,803,639us-gaap_InvestmentsFairValueDisclosure
/ us-gaap_DebtSecurityAxis
= falc_DueWithinOneYearMember		  
Available-for-sale securities, cost 7,803,190us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_DebtSecurityAxis
= falc_DueWithinOneYearMember		  
Due After One Year    
Schedule of Held-to-maturity Securities [Line Items]    
Aggregate Fair Value 3,097,083us-gaap_InvestmentsFairValueDisclosure
/ us-gaap_DebtSecurityAxis
= falc_DueAfterOneYearMember		  
Available-for-sale securities, cost $ 3,098,940us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_DebtSecurityAxis
= falc_DueAfterOneYearMember