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Investments (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Investments, All Other Investments [Abstract] | |||
| Long-term restricted investments | $ 5,718 | $ 3,999 | |
| Purchases of restricted and other investments | $ 1,719 | $ 26 | $ 826 |
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- Details
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- Definition
The cash outflow to acquire investments (not to include restricted cash) that are pledged or subject to withdrawal restrictions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
This element represents the noncurrent portion of investments which are not defined as or included in marketable (debt, equity, or other) securities that are pledged or subject to withdrawal restrictions. No definition available.
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