Stock-based Awards (Details 3 - Stock comp by FSLI) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Stock-based Compensation Cost
Stock-based compensation expense	$ 8,635	$ 9,097
Amount capitalized to internal software use	473	334
Total stock-based compensation cost	9,108	9,431
Cost of revenue
Stock-based Compensation Cost
Stock-based compensation expense	499	298
Sales and marketing
Stock-based Compensation Cost
Stock-based compensation expense	3,472	3,127
Technology and development
Stock-based Compensation Cost
Stock-based compensation expense	1,946	2,353
General and administrative
Stock-based Compensation Cost
Stock-based compensation expense	$ 2,718	$ 3,319

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Amount of capitalized and expensed compensation cost from equity-based compensation arrangements.

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