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Investments in Marketable Securities Available-for sale (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Aggregate Cost	$ 150	$ 150
Gross Unrealized Gains	22	15
Gross Unrealized Losses	0	0
Aggregate Market Value	$ 172	$ 165

X

- Definition

This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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- Definition

Amount of investment in debt and equity securities categorized neither as trading securities nor held-to-maturity securities and intended be sold or mature one year or operating cycle, if longer.

+ References

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-Name Accounting Research Bulletin (ARB)

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