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Cash Equivalents And Investments (Narrative) (Details) (USD $) | 3 Months Ended
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Mar. 31, 2014 | Mar. 31, 2013
Cash Equivalents And Investments [Abstract] |  |
Gross realized gains (losses) | $ 0 | $ 0

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- Definition This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563 + Details
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- Details
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