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Earnings Per Share (Additional Disclosures) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Feb. 11, 2008
Feb. 15, 2013
Debt Instrument [Line Items]        
Common stock included in share lending agreement     3.8us-gaap_OwnshareLendingArrangementSharesIssued  
2008 Notes [Member]        
Debt Instrument [Line Items]        
Notes repurchased   65.3us-gaap_DebtInstrumentRepurchasedFaceAmount
/ us-gaap_DebtInstrumentAxis
= ftk_TwoThousandEightNotesMember		   $ 5.2us-gaap_DebtInstrumentRepurchasedFaceAmount
/ us-gaap_DebtInstrumentAxis
= ftk_TwoThousandEightNotesMember
Stock options [Member]        
Debt Instrument [Line Items]        
Anti-dilutive securities excluded from calculation of earnings per share 0.1us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_EmployeeStockOptionMember		 0.1us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_EmployeeStockOptionMember