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PROPERTY AND EQUIPMENT (Tables) | 12 Months Ended
--- | ---
Dec. 30, 2012
Components of Property and Equipment | Property and equipment consisted of the following:
|  | 2012 |  |  | 2011 |
|  | (in thousands) |
Land |  | $ | 7,714 |  |  | $ | 7,166 |
Buildings |  |  | 104,296 |  |  |  | 92,204 |
Equipment |  |  | 298,413 |  |  |  | 321,073 |
|  |  | 410,423 |  |  |  | 420,443 |
Accumulated depreciation |  |  | (244,698 | ) |  |  | (242,518 | )
|  | $ | 165,725 |  |  | $ | 177,925 |

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- Definition Property Plant And Equipment Table [Text Block] + References No definition available. + Details
Name: | tile_PropertyPlantAndEquipmentTableTextBlock
Namespace Prefix: | tile_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration