Share Based Compensation

9 Months Ended

Sep. 30, 2012

Share Based Compensation [Abstract]

Share Based Compensation

12. Share Based Compensation

We account for share based compensation in accordance with ASC Topic No. 718, Compensation—Stock Compensation, which requires the measurement of compensation costs at fair value on the date of grant and recognition of compensation expense over the service period for awards expected to vest. The following presents the impact of share based compensation expense on our condensed consolidated statements of income (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2012		2011		2012		2011
Marketing and selling	$	745	$	777	$	2,346	$	2,172
Research and development		390		414		1,215		1,187
General and administrative		531		615		1,739		1,769
Total share based compensation	$	1,666	$	1,806	$	5,300	$	5,128

As of September 30, 2012, the Company had $13.5 million of unrecognized compensation expense, which is net of expected forfeitures, related to employees and directors’ unvested stock option awards and restricted stock awards that are expected to be recognized over a weighted average period of 2.0 years.