v3.19.2

Stock incentive plans - Compensation expense (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
Recognized stock-based compensation expense |  |  |  |
Total stock-based compensation | $ 2,036 | $ 2,946 | $ 4,380 | $ 6,072
Stock-based compensation expense capitalized | 235 | 206 | 465 | 392
Network operations |  |  |  |
Recognized stock-based compensation expense |  |  |  |
Total stock-based compensation | 348 | 516 | 854 | 1,053
Development and technology |  |  |  |
Recognized stock-based compensation expense |  |  |  |
Total stock-based compensation | 334 | 314 | 637 | 592
Selling and marketing |  |  |  |
Recognized stock-based compensation expense |  |  |  |
Total stock-based compensation | 548 | 393 | 1,077 | 866
General and administrative |  |  |  |
Recognized stock-based compensation expense |  |  |  |
Total stock-based compensation | $ 806 | $ 1,723 | $ 1,812 | $ 3,561

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