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Share-Based Compensation (Details 2) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Equity-based compensation    
Stock-based compensation expense $ 240us-gaap_AllocatedShareBasedCompensationExpense $ 303us-gaap_AllocatedShareBasedCompensationExpense
Options | Equity awards for nonemployees issued for services    
Equity-based compensation    
Stock-based compensation expense   3us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= fcsc_ShareBasedCompensationStockOptionsMember
/ us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis
= fcsc_NonemployeeMember
Options | Employees and directors    
Equity-based compensation    
Stock-based compensation expense $ 240us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= fcsc_ShareBasedCompensationStockOptionsMember
/ us-gaap_TitleOfIndividualAxis
= fcsc_EmployeesAndDirectorsMember		 $ 300us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= fcsc_ShareBasedCompensationStockOptionsMember
/ us-gaap_TitleOfIndividualAxis
= fcsc_EmployeesAndDirectorsMember