Aggregate realized and unrealized gain on foreign currency transactions included in net income. Includes gain on a foreign currency forward exchange contract. Does not include foreign currency transactions designated as hedges of net investment in a foreign entity or intercompany foreign currency transactions that are of a long-term nature. Gross of tax effect.

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This item represents the total realized gain (loss) included in earnings for the period as a result of selling marketable securities categorized as trading, available-for-sale, or held-to-maturity. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

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- Definition

The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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Other Income (Loss) (Details Textual) (USD $)	3 Months Ended		9 Months Ended
Other Income (Loss) (Details Textual) (USD $)	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Other Income (Loss) (Textual) [Abstract]
Foreign currency gains	$ 400,000	$ 400,000	$ 200,000	$ 300,000
Gains on sales/distributions of ownership interests	1,704,000	36,000	1,716,000	567,000
Gain on other distributions				1,424,000
Realized gains on sales of marketable securities	106,000		1,552,000
Total proceeds			1,800,000
Number of Shares Distributed has Escrowed Proceeds Related to the Disposition of a Former Company	12,989		12,989
Anthem [Member]
Other Income (Loss) (Textual) [Abstract]
Gain on other distributions				1,400,000
ICG Equity Holdings [Member]
Other Income (Loss) (Textual) [Abstract]
Gains on sales/distributions of ownership interests		$ 100,000		$ 500,000