Stock-based Awards (Details 3 - Stock comp by FSLI) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Stock-based Compensation Cost
Stock-based compensation expense	$ 6,846	$ 5,900	$ 12,753	$ 11,792
Amount capitalized to internal software use	332	223	550	468
Total stock-based compensation cost	7,178	6,123	13,303	12,260
Cost of revenue
Stock-based Compensation Cost
Stock-based compensation expense	233	233	436	455
Sales and marketing
Stock-based Compensation Cost
Stock-based compensation expense	2,160	1,736	3,905	2,499
Technology and development
Stock-based Compensation Cost
Stock-based compensation expense	1,600	746	2,898	1,825
General and administrative
Stock-based Compensation Cost
Stock-based compensation expense	$ 2,853	$ 3,185	$ 5,514	$ 7,013

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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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+ References

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