Share Based Compensation

3 Months Ended

Mar. 31, 2013

Share Based Compensation [Abstract]

Share Based Compensation

11. 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 March 31,
	2013		2012
Marketing and selling	$	777	$	831
Research and development		416		441
General and administrative		556		651
Total share based compensation	$	1,749	$	1,923

As of March 31, 2013, the Company had $19.3 million of unrecognized compensation expense related to employees and directors unvested stock options and restricted stock awards that are expected to be recognized over a weighted average period of 2.5 years.