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Discontinued Operations (Details) | 12 Months Ended
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Dec. 31, 2016 segment
Discontinued Operations and Disposal Groups [Abstract] |
Number of segments with assets and liabilities classified as discontinued operations | 2

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- Definition Number of Segments with Assets and Liabilities Classified as Discontinued Operations + References No definition available. + Details
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Namespace Prefix: | ftk_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration