Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2012

Share-Based Compensation [Abstract]

Summary Of Share-Based Compensation Expense Related To Share-Based Awards

	Three months ended
	March 31,
	2012		2011
Cost of software services, maintenance and subscriptions	$	248	$	196
Selling, general and administrative expense		1,587		1,253
Total share-based compensation expense	$	1,835	$	1,449