Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2015

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Share-Based Compensation Expense Related to Share-Based Awards

The following table summarizes share-based compensation expense related to share-based awards recorded in the statements of comprehensive income, pursuant to ASC 718, Stock Compensation:

	Three months ended June 30,				Six months ended June 30,
	2015		2014		2015		2014
Cost of software services, maintenance and subscriptions	$	746	$	513	$	1,447	$	1,026
Selling, general and administrative expenses		3,857		3,026		7,414		5,976
Total share-based compensation expenses	$	4,603	$	3,539	$	8,861	$	7,002