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Shareholders' Equity (Tables)

9 Months Ended

Sep. 30, 2012

Shareholders' Equity [Abstract]

Fair value options, range of assumptions

		Range of Assumptions
Dividend yield		—
Expected term (years)		1.3 – 7.3
Expected volatility		37% – 78%
Risk-free interest rate		0.23% – 1.50%

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