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Investments (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Proceeds from sale of investments	$ 1,475,730	$ 1,810,816
Gross realized gains	88,713	33,278
Gross realized losses	$ 17,427	$ 62,534
Equities [Member]
Schedule of Available-for-sale Securities [Line Items]
Number Of Investment Securities	2
Corporate Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Number Of Investment Securities	4
Option on Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Number Of Investment Securities	1

X

- Definition

This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

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