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Other Current Assets (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Other Current Assets | Other current assets consisted of the following (in thousands):
|  | December 31, |
|  | 2012 |  |  | 2011 |
Deposits in trusts for employee benefits and retirement plans |  | $ | 97,535 |  |  | $ | 87,646 |
Other |  |  | 63,670 |  |  |  | 57,791 |
|  | $ | 161,205 |  |  | $ | 145,437 |

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- Definition Tabular disclosure of the carrying amounts of other current assets. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
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