Share-Based Compensation (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Share-based compensation expense:
Share-based compensation costs	$ 551	$ 1,627
Amount capitalized to internal use software	0	1
Total share-based compensation costs	551	1,626
Cost of revenues [Member]
Share-based compensation expense:
Share-based compensation costs	0	15
Sales and marketing [Member]
Share-based compensation expense:
Share-based compensation costs	72	225
Technology support [Member]
Share-based compensation expense:
Share-based compensation costs	41	153
General and administrative [Member]
Share-based compensation expense:
Share-based compensation costs	$ 438	$ 1,234

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://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

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