| Mar'20 | Dec'19 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
CASH FLOWS FROM OPERATING ACTIVITIES: | ||||||||||||||||||||||||
Net loss | ||||||||||||||||||||||||
-44,407 | -48,846 | -48,101 | -47,396 | -43,814 | -43,084 | -43,395 | -49,778 | -56,359 | -53,362 | -54,362 | -55,074 | -59,420 | -65,494 | -71,388 | -80,890 | -82,969 | -84,482 | -85,371 | -76,789 | -68,887 | -61,889 | 0 | 0 | 0 |
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: | ||||||||||||||||||||||||
Stock-based compensation expense | ||||||||||||||||||||||||
33,087 | 35,804 | 37,102 | 38,470 | 38,033 | 38,436 | 35,975 | 35,673 | 37,877 | 33,731 | 33,972 | 32,766 | 32,687 | 34,389 | 35,084 | 36,497 | 31,904 | 28,791 | 25,311 | 20,905 | 19,459 | 16,749 | 0 | 0 | 0 |
Depreciation | ||||||||||||||||||||||||
3,357 | 3,426 | 3,577 | 3,809 | 3,808 | 3,846 | 3,815 | 3,650 | 3,571 | 3,389 | 3,238 | 3,200 | 3,268 | 3,348 | 3,359 | 3,185 | 3,047 | 2,757 | 2,524 | 2,383 | 2,309 | 2,215 | 0 | 0 | 0 |
Amortization of intangible assets | ||||||||||||||||||||||||
- | - | - | - | - | 100 | 200 | 337 | 491 | 545 | 599 | 616 | 616 | 616 | 662 | 731 | 801 | 870 | 911 | 1,222 | 1,532 | 1,430 | 0 | 0 | 0 |
Accretion of premium of investment securities | ||||||||||||||||||||||||
- | - | - | - | - | 50 | 68 | 54 | 39 | 57 | 94 | 99 | 96 | 14 | 0 | 0 | 0 | - | - | - | - | - | - | - | - |
Loss (gain) on disposal of equipment | ||||||||||||||||||||||||
- | - | - | - | - | -25 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | -21 | 0 | 0 | 0 |
Changes in operating assets and liabilities: | ||||||||||||||||||||||||
Accounts receivable | ||||||||||||||||||||||||
-479 | -2,179 | -5,167 | -3,368 | 2,181 | 10,564 | -320 | -472 | -3,840 | 4,916 | 7,455 | 7,025 | 7,285 | 1,947 | 7,621 | 3,196 | 1,806 | 8,148 | 527 | 3,929 | 7,979 | 10,605 | 0 | 0 | 0 |
Deferred commissions | ||||||||||||||||||||||||
-400 | 572 | 119 | 800 | -69 | -1,078 | -1,311 | -978 | -942 | -329 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Other current and noncurrent assets | ||||||||||||||||||||||||
-1,667 | 582 | 3,408 | 6,716 | 7,526 | 5,535 | 4,569 | -4,633 | -6,463 | 1,006 | 342 | 5,294 | 5,712 | 807 | 439 | 1,070 | 966 | 932 | 1,613 | 2,068 | 1,557 | 835 | 0 | 0 | 0 |
Accounts payable | ||||||||||||||||||||||||
-1,062 | -775 | 1,284 | 1,444 | 898 | 715 | -734 | -1,080 | -1,413 | 439 | 888 | -188 | 982 | -1,297 | -1,400 | 635 | -2,733 | 1,414 | -429 | 53 | 3,490 | -12 | 0 | 0 | 0 |
Unearned revenue | ||||||||||||||||||||||||
11,160 | 12,374 | 13,827 | 23,465 | 21,954 | 28,815 | 24,732 | 17,912 | 16,882 | 16,434 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Customer arrangements with termination rights | ||||||||||||||||||||||||
-3,720 | -3,237 | -259 | -2,534 | -3 | -179 | -767 | 4,497 | 2,976 | 5,348 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Accrued expenses and other long-term liabilities | ||||||||||||||||||||||||
-5,505 | -3,666 | -6,001 | -3,505 | 1,410 | 355 | 519 | -4,977 | -3,913 | 2,029 | 3,880 | 8,564 | 6,115 | 1,637 | -198 | -2,012 | -2,366 | -5,024 | -3,765 | -1,138 | 464 | 2,881 | 0 | 0 | 0 |
Deferred revenue | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | 13,840 | 11,246 | 13,063 | 15,701 | 14,699 | 14,930 | 14,257 | 13,422 | 0 | 0 | 0 |
Net cash provided by operating activities | ||||||||||||||||||||||||
-3,055 | -2,406 | 4,646 | 11,252 | 12,793 | 14,157 | 17,496 | 12,387 | 11,492 | 3,036 | 1,103 | -1,173 | -7,459 | -11,729 | -27,947 | -34,604 | -41,455 | -48,535 | -47,940 | -44,076 | -36,858 | -36,569 | 0 | 0 | 0 |
CASH FLOWS FROM INVESTING ACTIVITIES: | ||||||||||||||||||||||||
Purchase of property and equipment | ||||||||||||||||||||||||
1,434 | 1,518 | 1,809 | 1,973 | 1,617 | 1,956 | 2,788 | 6,297 | 6,577 | 6,454 | 5,627 | 1,800 | 1,734 | 2,930 | 3,632 | 3,755 | 4,364 | 3,730 | 3,641 | 3,731 | 3,578 | 3,119 | 0 | 0 | 0 |
Proceeds from maturities of investment securities | ||||||||||||||||||||||||
- | 5,150 | 6,350 | 7,650 | 10,100 | 15,900 | 15,400 | 14,900 | 19,850 | 38,015 | 59,329 | 78,290 | 90,584 | 94,631 | 93,786 | 83,520 | 69,476 | 44,964 | 0 | 0 | 0 | - | - | - | - |
Purchase of investment securities | ||||||||||||||||||||||||
- | 4,126 | 5,126 | 6,319 | 7,613 | 10,053 | 0 | 0 | 0 | - | - | - | - | 79,134 | 75,602 | 56,570 | 80,639 | 60,913 | 0 | 0 | 0 | - | - | - | - |
Net cash provided by (used in) investing activities | ||||||||||||||||||||||||
-864 | -494 | -585 | -642 | 870 | 3,891 | -3,217 | -5,937 | 1,717 | 22,991 | 34,157 | 39,372 | 33,649 | 12,567 | 14,552 | 23,195 | -15,527 | -19,679 | -65,194 | -76,144 | -40,039 | -39,873 | 0 | 0 | 0 |
CASH FLOWS FROM FINANCING ACTIVITIES: | ||||||||||||||||||||||||
Amount drawn from revolving line of credit | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3,300 | 0 | 0 | 0 |
Repayments of revolving line of credit | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 7,600 | 0 | 0 | 0 |
Proceeds from the issuance of convertible preferred stock-net of cash issuance costs | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1,994 | 0 | 0 | 0 |
Payment of offering costs related to initial public offering | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 4,076 | 0 | 0 | 0 |
Proceeds from Employee Stock Purchase Plan | ||||||||||||||||||||||||
4,280 | 4,396 | 4,243 | 4,232 | 4,308 | 4,424 | 4,489 | 4,656 | 4,737 | 4,798 | 4,675 | 4,381 | 4,387 | 4,332 | 4,684 | 4,423 | 4,899 | 5,406 | 0 | 0 | 0 | - | - | - | - |
Taxes paid for net settlement of equity awards | ||||||||||||||||||||||||
4,665 | 5,892 | 6,412 | 5,922 | 5,547 | 4,862 | 3,942 | 3,724 | 3,849 | 3,149 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Proceeds from exercise of stock options | ||||||||||||||||||||||||
4,833 | 5,508 | 6,086 | 6,825 | 6,657 | 6,514 | 6,112 | 1,814 | 2,952 | 4,114 | 4,736 | 4,905 | 3,157 | 1,639 | 2,178 | 2,782 | 3,933 | 5,755 | 4,628 | 3,677 | 3,140 | 2,308 | 0 | 0 | 0 |
Repurchase of common stock | ||||||||||||||||||||||||
8,393 | 11,310 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Net cash provided by (used in) financing activities | ||||||||||||||||||||||||
-3,945 | -7,298 | -8,699 | -6,800 | -3,527 | 732 | 5,307 | 2,746 | 3,840 | 5,763 | 6,262 | 6,137 | 4,520 | 5,971 | 6,862 | 7,205 | 8,832 | 11,161 | 10,332 | 10,646 | 109,155 | 107,156 | 0 | 0 | 0 |
NET CHANGE IN CASH AND CASH EQUIVALENTS | ||||||||||||||||||||||||
-7,864 | -10,198 | -4,638 | 3,810 | 10,136 | 18,780 | 19,586 | 9,196 | 17,049 | 31,790 | 41,522 | 44,336 | 30,710 | 6,809 | -6,533 | -4,204 | -48,150 | -57,053 | -102,802 | -109,574 | 32,258 | 30,714 | 0 | 0 | 0 |
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION | ||||||||||||||||||||||||
Cash paid for income taxes | ||||||||||||||||||||||||
2,165 | 1,813 | 1,670 | 1,413 | 1,214 | 1,419 | 1,460 | 1,428 | 1,422 | 1,189 | 962 | 996 | 1,031 | 1,021 | 1,151 | 929 | 727 | 595 | 310 | 309 | 279 | 271 | 0 | 0 | 0 |
Lease payments for amounts included in the measurement of lease liabilities | ||||||||||||||||||||||||
7,145 | 7,281 | 7,347 | 7,288 | 7,228 | 7,213 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
SUPPLEMENTAL DISCLOSURES OF NONCASH FINANCING ACTIVITIES: | ||||||||||||||||||||||||
Value of shares issued under Bonus Plans | ||||||||||||||||||||||||
4,765 | 6,374 | 6,374 | 6,374 | 6,374 | 5,898 | 5,898 | 5,898 | 5,898 | 5,123 | 5,123 | 5,124 | 5,124 | 5,639 | 0 | 0 | 0 | - | - | - | - | - | - | - | - |
Value of shares issued under the Employee Stock Purchase Plan | ||||||||||||||||||||||||
4,236 | 4,132 | 4,132 | 4,256 | 4,256 | 4,548 | 4,548 | 4,791 | 4,791 | 4,562 | 4,562 | 4,382 | 4,382 | 4,851 | 4,851 | 5,167 | 5,167 | 7,359 | 0 | 0 | 0 | - | - | - | - |
Unpaid property and equipment purchases | ||||||||||||||||||||||||
0 | - | 117 | 19 | 200 | 148 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | 27 | 0 | 0 | 0 |