XML 70 R53.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Summary of Significant Accounting Policies (Revenue Recognition) (Details) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Accounting Policies [Abstract] |  |  |
Percentage of total revenue accounted for percentage-of-completion revenue, less than | 0.10% | 0.10% | 0.10%

X
- Definition Percentage Of Total Revenue Accounted For Percentage-Of-Completion Revenue + References No definition available. + Details
Name: | ftk_PercentageOfTotalRevenueAccountedForPercentageOfCompletionRevenue
Namespace Prefix: | ftk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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