| 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 | ||||||||||||||||||||||
280,616 | 271,910 | 264,022 | 258,031 | 252,021 | 248,678 | 242,213 | 236,634 | 229,063 | 224,762 | 221,889 | 216,007 | 211,096 | 203,711 | 194,845 | 186,672 | 179,972 | 172,124 | 164,737 | 157,584 | 0 | 0 | 0 |
Cost of revenue | ||||||||||||||||||||||
0 | - | - | - | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Cost of revenue | ||||||||||||||||||||||
- | 94,691 | 91,589 | - | - | 86,944 | 84,053 | 82,178 | 77,031 | 74,909 | 73,898 | 71,791 | 69,724 | 68,469 | 65,883 | 62,800 | 61,853 | 57,500 | 53,856 | 50,162 | 0 | 0 | 0 |
Gross profit | ||||||||||||||||||||||
180,595 | 177,219 | 172,433 | 169,382 | 164,164 | 161,734 | 158,160 | 154,456 | 152,032 | 149,853 | 147,991 | 144,216 | 141,372 | 135,242 | 128,962 | 123,872 | 118,119 | 114,624 | 110,881 | 107,422 | 0 | 0 | 0 |
Operating expenses: | ||||||||||||||||||||||
Research and development | ||||||||||||||||||||||
23,858 | 23,560 | 22,657 | 22,247 | 21,728 | 21,567 | 21,769 | 21,547 | 21,049 | 21,004 | 20,263 | 19,868 | 19,256 | 18,974 | 17,738 | 16,302 | 14,929 | 13,105 | 12,402 | 12,402 | 0 | 0 | 0 |
Sales and marketing | ||||||||||||||||||||||
135,724 | 130,807 | 125,632 | 123,374 | 118,517 | 116,344 | 114,095 | 111,376 | 110,179 | 109,603 | 108,380 | 105,635 | 103,726 | 101,934 | 97,885 | 95,323 | 92,528 | 87,078 | 84,011 | 80,183 | 0 | 0 | 0 |
General and administrative | ||||||||||||||||||||||
63,083 | 59,494 | 58,546 | 57,218 | 57,858 | 56,511 | 56,170 | 56,264 | 53,751 | 56,106 | 55,502 | 54,983 | 55,633 | 54,473 | 57,655 | 60,216 | 62,746 | 63,178 | 61,348 | 59,758 | 0 | 0 | 0 |
Total operating expenses | ||||||||||||||||||||||
222,665 | 213,861 | 206,835 | 202,839 | 198,103 | 194,422 | 192,034 | 189,187 | 184,979 | 186,713 | 184,145 | 180,486 | 178,615 | 175,381 | 173,278 | 171,841 | 170,203 | 163,361 | 157,761 | 152,343 | 0 | 0 | 0 |
Loss from operations | ||||||||||||||||||||||
-42,070 | -36,642 | -34,402 | -33,457 | -33,939 | -32,688 | -33,874 | -34,731 | -32,947 | -36,860 | -36,154 | -36,270 | -37,243 | -40,139 | -44,316 | -47,969 | -52,084 | -48,737 | -46,880 | -44,921 | 0 | 0 | 0 |
Other expense, net: | ||||||||||||||||||||||
Foreign currency transaction (loss) gain | ||||||||||||||||||||||
-268 | 477 | 2,307 | 1,802 | 187 | -1,031 | -2,877 | -2,430 | -1,360 | -825 | 2,744 | -1,813 | -4,173 | -7,242 | -9,111 | -4,752 | -1,378 | 3,837 | 3,278 | 1,477 | 0 | 0 | 0 |
Discount on prepayment of notes to stockholders | ||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0 | 0 | - | - | 0 | 0 | - |
Interest expense | ||||||||||||||||||||||
8,368 | 7,366 | 7,014 | 6,964 | 6,931 | 6,502 | 5,506 | 4,425 | 3,292 | 2,083 | 1,512 | 941 | 444 | 450 | 1,038 | 2,205 | 3,047 | 3,652 | 3,583 | 2,810 | 0 | 0 | 0 |
Total other expense, net | ||||||||||||||||||||||
-8,636 | -6,889 | -4,707 | -5,162 | -6,744 | -7,533 | -8,383 | -6,855 | -4,652 | -2,908 | 1,232 | -2,754 | -4,617 | -7,692 | -14,974 | -11,782 | -9,250 | -4,640 | -305 | -1,333 | 0 | 0 | 0 |
Loss before income taxes | ||||||||||||||||||||||
-50,706 | -43,531 | -39,109 | -38,619 | -40,683 | -40,221 | -42,257 | -41,586 | -37,599 | -39,768 | -34,922 | -39,024 | -41,860 | -47,831 | -59,290 | -59,751 | -61,334 | -53,377 | -47,185 | -46,254 | 0 | 0 | 0 |
Income tax expense (benefit) | ||||||||||||||||||||||
-3,953 | -4,126 | -1,439 | -1,474 | 181 | 88 | 91 | 74 | 88 | 224 | 194 | 192 | -71 | -117 | -115 | -114 | -792 | -2,797 | -5,404 | -8,341 | 0 | 0 | 0 |
Net loss | ||||||||||||||||||||||
-46,753 | -39,405 | -37,670 | -37,145 | -40,864 | -40,309 | -42,348 | -41,660 | -37,687 | -39,992 | -35,116 | -39,216 | -41,789 | -47,714 | -59,175 | -59,637 | -60,542 | -50,580 | -41,781 | -37,913 | 0 | 0 | 0 |
Accretion and adjustment of preferred stock to fair value | ||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -6,879 | -1,254 | -1,125 | 7,504 | 19,439 | 0 | 0 | 0 |
Net loss attributable to common stockholders | ||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -52,758 | -59,288 | -49,455 | -49,285 | -57,352 | 0 | 0 | 0 |
Basic and diluted (in dollars per share) | ||||||||||||||||||||||
-0.36 | -0.25 | -0.26 | -0.20 | -0.20 | -0.21 | -0.26 | -0.29 | -0.19 | -0.27 | -0.25 | -0.19 | -0.25 | -0.16 | -0.37 | -0.19 | -0.43 | -0.32 | -0.71 | -0.78 | -0.28 | -0.43 | -1.09 |
Weighted average common shares outstanding: | ||||||||||||||||||||||
Basic and diluted (in shares) | ||||||||||||||||||||||
43,345 | 43,160 | 43,118 | 43,082 | 43,009 | 42,641 | 42,224 | 42,000 | 41,940 | 41,622 | 41,353 | 41,300 | 41,074 | 39,836 | 38,739 | 37,457 | 37,127 | 30,441 | 22,523 | 22,369 | 22,289 | 22,208 | 22,087 |