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SIGNIFICANT ACCOUNTING POLICIES: EPS (Details) | 12 Months Ended
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Dec. 31, 2014 item
Common Stock |
Earnings per share: |
Voting right per share (in votes per share) | 1 tr_CommonStockVotingRightsPerShare / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember
Class B Common Stock |
Earnings per share: |
Voting right per share (in votes per share) | 10 tr_CommonStockVotingRightsPerShare / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassBMember

X
- Definition Represents the per share voting rights of common stock. + References No definition available. + Details
Name: | tr_CommonStockVotingRightsPerShare
Namespace Prefix: | tr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |