Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2019

Share-based Payment Arrangement [Abstract]

Summary of share-based compensation expense related to share-based awards recorded in the statements of income

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

	Three Months Ended June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
Cost of software services, maintenance and subscriptions	$	3,756	$	2,955	$	7,554	$	5,731
Selling, general and administrative expenses	11,310		9,978		21,928		17,759
Total share-based compensation expense	$	15,066	$	12,933	$	29,482	$	23,490