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Business Segment, Geographic and Major Customer Information - Major Customer Information (Details) (Customer Concentration Risk [Member], Sales [Member])
 3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Customer A [Member]
    
Segment Reporting Information [Line Items]    
Percentage of revenue by major customers 12.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= ftk_CustomerMember		  
Customer B [Member]
    
Segment Reporting Information [Line Items]    
Percentage of revenue by major customers 10.30%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= ftk_CustomerBMember		 15.40%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= ftk_CustomerBMember
Major Customers [Member] | Energy Chemistry Technologies [Member]
    
Segment Reporting Information [Line Items]    
Percentage of revenue by major customers 93.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= ftk_MajorCustomersMember
/ us-gaap_StatementBusinessSegmentsAxis
= ftk_ChemicalsMember