XML 111 R95.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Note 19 - Items Reclassified from Other Comprehensive Income (Details) $ in Millions | 12 Months Ended
--- | ---
Jan. 03, 2016 USD ($)
Pension Plan [Member] |
Note 19 - Items Reclassified from Other Comprehensive Income (Details) [Line Items] |
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, Net of Tax | $ 1.9

X
- References No definition available. + Details
Name: | tile_Note19ItemsReclassifiedfromOtherComprehensiveIncomeDetailsLineItems
Namespace Prefix: | tile_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after tax of reclassification adjustment from accumulated other comprehensive (income) loss related to net period benefit cost (credit) for pension and other postretirement defined benefit plans. + References No definition available. + Details
Name: | us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |