v2.4.0.6

Earnings Per Share (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Numerator:
Net income (loss)	$ 6,395	$ 6,694
Denominator:
Denominator for basic earnings per share - weighted average shares	20,664	23,427
Effect of dilutive securities:
Employee stock options	69	50
Denominator for diluted earnings per share - weighted average shares	20,733	23,477

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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