XML 32 R32.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Segment Reporting (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2012
Segment Reporting [Abstract] |
Net sales by operating segment | Net Sales attributed to each geographic area for the three and nine months ended September 30, 2012 and 2011 were as follows:
| Three Months Ended |  | Nine Months Ended |
| September 30 |  | September 30 |
| 2012 |  | 2011 |  | 2012 |  | 2011 |
Americas | $ | 118,624 |  |  | $ | 121,280 |  |  | $ | 365,726 |  |  | $ | 358,912 |  |
Europe, Middle East, Africa | 38,355 |  |  | 44,599 |  |  | 125,573 |  |  | 139,591 |  |
Asia Pacific | 21,289 |  |  | 21,111 |  |  | 60,174 |  |  | 62,336 |  |
Total | $ | 178,268 |  |  | $ | 186,990 |  |  | $ | 551,473 |  |  | $ | 560,839 |  |

X
- Definition Tabular disclosure of information concerning the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries. + References No definition available. + Details
Name: | tnc_ScheduleOfRevenuesFromExternalCustomersByGeographicalAreasTableTextBlock
Namespace Prefix: | tnc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration