XML 41 R8.htm IDEA: XBRL DOCUMENT
v2.4.0.6

INDUSTRIAL DEVELOPMENT BONDS: | 12 Months Ended
--- | ---
Dec. 31, 2012
INDUSTRIAL DEVELOPMENT BONDS: |
INDUSTRIAL DEVELOPMENT BONDS: | NOTE 3—INDUSTRIAL DEVELOPMENT BONDS: Industrial development bonds are due in 2027. The average floating interest rate was 0.3% in 2012 and 2011. See Note 10 to the Consolidated Financial Statements for fair value disclosures.

X
- Details
Name: | tr_IndustrialDevelopmentBondsDisclosureAbstract
Namespace Prefix: | tr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition This element can be used to disclose bond maturity date(s) and respective interest rates. + References No definition available. + Details
Name: | tr_IndustrialDevelopmentBondsDisclosureTextBlock
Namespace Prefix: | tr_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration