| Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 | Dec'17 | Sep'17 | Jun'17 | Mar'17 | Dec'16 | Sep'16 | Jun'16 | Mar'16 | Dec'15 | Sep'15 | Jun'15 | Mar'15 | Dec'14 | Sep'14 | Jun'14 | Mar'14 | Dec'13 | Sep'13 | Jun'13 | Mar'13 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Revenue | ||||||||||||||||||||||||||
207,408 | 203,283 | 198,271 | 192,260 | 186,667 | 182,043 | 178,049 | 174,090 | 173,387 | 169,642 | 165,854 | 161,754 | 155,792 | 151,180 | 145,898 | 138,681 | 128,681 | 124,556 | 117,490 | 110,712 | 105,672 | 95,299 | 88,596 | 81,487 | 0 | 0 | 0 |
Cost of revenue | ||||||||||||||||||||||||||
54,958 | 50,892 | 47,065 | 42,706 | 39,460 | 37,273 | 36,450 | 35,773 | 35,684 | 34,735 | 33,354 | 31,830 | 29,578 | 28,076 | 27,087 | 26,117 | 22,644 | 24,882 | 23,965 | 23,464 | 25,468 | 21,494 | 20,388 | 18,844 | 0 | 0 | 0 |
Operating expenses: | ||||||||||||||||||||||||||
Selling and marketing | ||||||||||||||||||||||||||
64,578 | 63,285 | 62,235 | 60,488 | 61,304 | 62,614 | 64,566 | 66,906 | 68,962 | 71,288 | 71,996 | 72,266 | 71,828 | 73,096 | 72,631 | 73,521 | 72,224 | 73,781 | 73,707 | 73,799 | 72,769 | 68,459 | 62,766 | 55,250 | 0 | 0 | 0 |
Research and development | ||||||||||||||||||||||||||
45,564 | 46,007 | 37,577 | 34,641 | 32,206 | 29,548 | 27,722 | 25,423 | 24,233 | 23,146 | 21,516 | 20,402 | 19,682 | 20,081 | 20,067 | 19,801 | 18,802 | 17,705 | 16,761 | 16,216 | 15,956 | 14,401 | 13,213 | 11,816 | 0 | 0 | 0 |
General and administrative | ||||||||||||||||||||||||||
46,917 | 44,623 | 45,201 | 44,360 | 42,733 | 40,586 | 37,426 | 35,214 | 34,270 | 32,875 | 32,375 | 31,939 | 31,054 | 30,808 | 30,352 | 30,158 | 27,327 | 29,607 | 28,718 | 27,325 | 27,833 | 23,804 | 21,372 | 18,841 | 0 | 0 | 0 |
Depreciation and amortization | ||||||||||||||||||||||||||
1,832 | 1,770 | 1,698 | 1,669 | 1,663 | 1,666 | 1,678 | 1,684 | 1,737 | 1,900 | 2,424 | 2,972 | 3,486 | 3,966 | 4,244 | 4,503 | 4,632 | 4,683 | 4,526 | 4,363 | 4,470 | 4,447 | 4,436 | 4,387 | 0 | 0 | 0 |
Goodwill and Intangible Asset Impairment | ||||||||||||||||||||||||||
0 | 0 | - | - | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0 | - | - | - | - | - | - |
Restructuring and right of use asset impairment charges | ||||||||||||||||||||||||||
2,900 | 3,123 | 382 | 613 | 726 | 3,615 | 3,598 | 3,136 | 2,978 | 714 | 0 | - | 0 | 0 | - | - | 0 | 0 | - | - | - | - | - | - | - | - | - |
Total operating expenses | ||||||||||||||||||||||||||
169,974 | 166,991 | 147,093 | 141,771 | 138,632 | 138,029 | 134,990 | 132,363 | 132,180 | 129,209 | 129,025 | 128,293 | 126,764 | 128,665 | 127,294 | 127,983 | 122,985 | 125,776 | 123,712 | 121,703 | 121,028 | 111,111 | 101,787 | 90,294 | 0 | 0 | 0 |
Operating (loss) income | ||||||||||||||||||||||||||
-17,524 | -14,600 | 4,113 | 7,783 | 8,575 | 6,741 | 6,609 | 5,954 | 5,523 | 5,698 | 3,475 | 1,631 | -550 | -5,561 | -8,483 | -15,419 | -16,948 | -26,102 | -30,187 | -34,455 | -40,824 | -37,306 | -33,579 | -27,651 | 0 | 0 | 0 |
Other Nonoperating Income (Expense) | ||||||||||||||||||||||||||
457 | 717 | -458 | -165 | 114 | 688 | 2,464 | 2,203 | 1,067 | 388 | -749 | -1,064 | -473 | -678 | -62 | -1,239 | -1,509 | -1,881 | -2,301 | -3,856 | -3,296 | -2,853 | -2,910 | -291 | 0 | 0 | 0 |
(Loss) income before income taxes | ||||||||||||||||||||||||||
-17,067 | -13,883 | 3,655 | 7,618 | 8,689 | 7,429 | 9,073 | 8,157 | 6,590 | 6,086 | 2,726 | 567 | -1,023 | -6,239 | -8,545 | -16,658 | -18,457 | -27,983 | -32,488 | -38,311 | -44,120 | -40,159 | -36,489 | -27,942 | 0 | 0 | 0 |
(Benefit from) provision for income taxes | ||||||||||||||||||||||||||
2,391 | 1,487 | -45,583 | -45,300 | -6,980 | -5,356 | -3,418 | -2,506 | 2,257 | 1,942 | 1,494 | 1,282 | 1,009 | 936 | 661 | 1,221 | 796 | -641 | -677 | -752 | -617 | 623 | 532 | 354 | 0 | 0 | 0 |
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | -715 | -2,032 | -7,175 | -9,206 | -17,879 | 0 | 0 | 0 | - | - | - | - | - | - | - | - |
Income from discontinued operations, net of tax | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | 7,761 | 5,701 | -5,235 | -7,022 | -17,116 | 0 | 0 | 0 | - | - | - | - | - | - | - | - |
Net Income (Loss) Attributable to Parent | ||||||||||||||||||||||||||
-19,559 | -15,471 | 49,165 | 52,890 | 12,284 | 10,694 | 12,536 | 10,663 | 7,739 | 6,207 | 1,115 | 7,046 | 3,669 | -12,410 | -16,228 | -34,995 | -77,018 | -74,122 | -76,760 | -80,292 | -43,503 | -40,782 | -37,021 | -28,296 | 0 | 0 | 0 |
Accretion of preferred stock | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 4 | 19 | 33 | 47 | 57 | 0 | 0 | 0 |
Accretion of Series A Redeemable Convertible Preferred Stock dividends | ||||||||||||||||||||||||||
2,877 | 2,822 | 2,786 | 2,748 | 2,720 | 2,682 | 2,677 | 2,599 | 2,636 | 2,572 | 1,912 | 1,310 | 616 | 0 | 0 | - | 0 | - | - | - | - | - | - | - | - | - | - |
Accretion of Series A Redeemable Convertible Preferred Stock issuance costs | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Net (income) attributable to Series A Redeemable Convertible Preferred Stock | ||||||||||||||||||||||||||
6,552 | 6,707 | 6,707 | 6,983 | 1,382 | 1,227 | 1,366 | 1,120 | 636 | 636 | 497 | 467 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Net (loss) income attributable to common stockholders | ||||||||||||||||||||||||||
-28,988 | -25,000 | 39,672 | 43,159 | 8,182 | 6,785 | 8,493 | 6,944 | 4,467 | 875 | -3,418 | 3,145 | -18,023 | 0 | 0 | - | 0 | - | - | -80,296 | -43,522 | -40,815 | -37,068 | -28,353 | 0 | 0 | 0 |
Earnings Per Share, Basic and Diluted [Abstract] | ||||||||||||||||||||||||||
Loss from continuing operations, per basic and diluted share | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -0.20 | - | - | - | - | - | - | - | - | - | - |
Income (loss) from discontinued operations, basic and diluted (in dollars per share) | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -0.34 | - | - | - | - | - | - | - | - | - | - |
Net loss basic and diluted (in dollars per share) | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -0.54 | - | - | -1.28 | -0.46 | -0.32 | -0.71 | -1.16 | -3.86 | -2.08 | -2.35 |
Net (loss) income per share attributable to common stockholders (Basic): | ||||||||||||||||||||||||||
Income (loss) per share from continuing operations attributable to common stockholders (in dollars per share) | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | 0.16 | -0.14 | -0.11 | -0.03 | - | - | -0.17 | -0.31 | - | - | - | - | - | - | - | - |
Income from discontinued operations attributable to common stockholders, basic (in dollars per share) | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | 0.00 | 0.00 | 0.24 | - | - | -0.06 | -0.07 | - | - | - | - | - | - | - | - |
Net (loss) income per share attributable to common stockholders (Basic) (in dollars per share) | ||||||||||||||||||||||||||
-0.09 | -2.01 | -0.05 | 1.32 | 0.03 | -0.03 | 0.06 | 0.20 | -0.01 | 0.03 | 0.01 | 0.14 | -0.14 | -0.11 | 0.21 | - | - | -0.23 | -0.38 | - | - | - | - | - | - | - | - |
Net income per share attributable to common stockholders (Diluted): | ||||||||||||||||||||||||||
Income (loss) per share from continuing operations attributable to common stockholders (in dollars per share) | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | 0.16 | -0.14 | -0.11 | -0.03 | - | - | -0.17 | -0.31 | - | - | - | - | - | - | - | - |
Income from discontinued operations attributable to common stockholders | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | 0.00 | 0.00 | 0.23 | - | - | -0.06 | -0.07 | - | - | - | - | - | - | - | - |
Net (loss) income per share attributable to common stockholders (Diluted) (in dollars per share) | ||||||||||||||||||||||||||
-0.09 | -2.01 | -0.05 | 1.24 | 0.03 | -0.03 | 0.05 | 0.19 | -0.01 | 0.03 | 0.01 | 0.15 | -0.14 | -0.11 | 0.20 | - | - | -0.23 | -0.38 | - | - | - | - | - | - | - | - |
Weighted-average shares used to compute net (loss) income per share attributable to common stockholders: | ||||||||||||||||||||||||||
Basic and diluted (in shares) | ||||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 32,069 | - | - | 31,523 | 31,362 | 30,980 | 21,899 | 3,116 | 3,042 | 2,941 | 2,901 |
Basic (shares) | ||||||||||||||||||||||||||
32,863 | 32,537 | 32,209 | 32,294 | 31,356 | 30,591 | 30,551 | 30,190 | 29,825 | 29,556 | 29,149 | 29,006 | 28,769 | 32,136 | 32,229 | - | - | 31,981 | 31,763 | - | - | - | - | - | - | - | - |
Diluted (shares) | ||||||||||||||||||||||||||
32,863 | 32,537 | 32,209 | 37,449 | 33,880 | 30,591 | 33,344 | 33,601 | 32,521 | 32,220 | 31,282 | 27,647 | 28,769 | 32,136 | 33,588 | - | - | 31,981 | 31,763 | - | - | - | - | - | - | - | - |