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Available-For-Sale Marketable Securities (Contractual Maturities Of The Available-For-Sale Marketable Securities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Available-for-sale Securities [Abstract]
2015	$ 1,670
2016	6,523
2017	20,280
2018	12,869
2019 and after	7,065
Total contractual maturities of the available for sale securities	$ 48,407

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Available-For-Sale Securities, Debt Maturities, After Year Five, Fair Value

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Amount of debt securities categorized neither as held-to-maturity nor trading.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 25

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-Name Accounting Standards Codification

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