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Summary of Significant Accounting Policies (Comprehensive Income (Loss) Narrative) (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Summary Of Significant Accounting Policies Comprehensive Income Loss Narrative Details
Accumulated net unrealized losses on marketable investment securities	$ 15,000	$ 22,000
Accumulated foreign currency translation gains	$ 71,000	$ 27,000

Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses.

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