Stock-Based Compensation

6 Months Ended

Jun. 30, 2015

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Stock-Based Compensation

Stock-based compensation

Stock-based compensation expense is allocated to cost of revenue and operating expenses on the consolidated statements of comprehensive income based on where the associated employee’s compensation is recorded. The following table summarizes stock-based compensation expense:

	Three months ended   June 30,				Six months ended   June 30,
(in thousands)	2015		2014		2015		2014
Included in cost of revenue:
Cost of subscriptions	$	325	$	175	$	468	$	364
Cost of maintenance	85		196		246		341
Cost of services	639		582		1,236		1,124
Total included in cost of revenue	1,049		953		1,950		1,829
Included in operating expenses:
Sales and marketing	804		588		1,506		1,059
Research and development	1,186		762		2,164		1,424
General and administrative	3,272		2,027		5,793		3,732
Total included in operating expenses	5,262		3,377		9,463		6,215
Total stock-based compensation expense	$	6,311	$	4,330	$	11,413	$	8,044