| Mar'20 | Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 |
|---|---|---|---|---|---|---|---|---|
Cash Flows from Operating Activities | ||||||||
Net loss | ||||||||
-81,434 | -79,935 | -66,849 | -49,409 | -38,996 | -32,483 | 0 | 0 | 0 |
Adjustments to reconcile net loss to net cash used in operating activities | ||||||||
Depreciation, Depletion and Amortization | ||||||||
1,295 | 1,191 | 1,163 | 1,088 | 1,009 | 946 | 0 | 0 | 0 |
Stock-based compensation | ||||||||
11,500 | 8,720 | 6,046 | 3,365 | 1,680 | 606 | 0 | 0 | 0 |
Amortization of debt issuance costs | ||||||||
943 | 873 | 851 | 654 | 456 | 338 | 0 | 0 | 0 |
Provision for doubtful accounts | ||||||||
0 | - | - | - | 0 | - | - | - | - |
Changes in operating assets and liabilities | ||||||||
Accounts receivable | ||||||||
20,555 | 7,527 | 735 | 1,272 | 804 | 427 | 0 | 0 | 0 |
Inventory | ||||||||
14,166 | 11,986 | 10,678 | 6,185 | 3,346 | 2,255 | 0 | 0 | 0 |
Prepaid expenses and other current assets | ||||||||
1,467 | 752 | 1,007 | 1,476 | 1,794 | 3,009 | 0 | 0 | 0 |
Other assets | ||||||||
65 | 299 | 142 | -101 | -80 | -65 | 0 | 0 | 0 |
Accounts payable | ||||||||
5,338 | 2,446 | 2,249 | 467 | 632 | 1,820 | 0 | 0 | 0 |
Accrued liabilities | ||||||||
1,977 | 1,155 | 2,324 | 1,672 | 534 | 846 | 0 | 0 | 0 |
Accrued compensation and benefits | ||||||||
0 | - | - | - | 0 | - | - | - | - |
Lease liability | ||||||||
67 | -126 | -128 | -109 | -117 | -109 | 0 | 0 | 0 |
Net cash used in operating activities | ||||||||
-93,706 | -83,454 | -64,614 | -48,812 | -37,807 | -31,370 | 0 | 0 | 0 |
Cash Flows from Investing Activities | ||||||||
Purchases of property and equipment | ||||||||
1,703 | 1,339 | 1,184 | 1,658 | 1,417 | 1,228 | 0 | 0 | 0 |
Purchases of short-term investments | ||||||||
26,106 | 36,404 | 90,303 | 96,201 | 88,420 | 78,122 | 0 | 0 | 0 |
Proceeds from sales and maturities of short-term investments | ||||||||
80,925 | 83,030 | 76,317 | 68,749 | 33,997 | 19,300 | 0 | 0 | 0 |
Net cash provided by investing activities | ||||||||
53,116 | 45,287 | -15,170 | -29,110 | -55,840 | -60,050 | 0 | 0 | 0 |
Cash Flows from Financing Activities | ||||||||
Payment of debt issuance costs | ||||||||
- | - | - | - | - | 142 | 0 | 0 | 0 |
Proceeds from debt | ||||||||
- | - | - | - | - | 20,000 | 0 | 0 | 0 |
Proceeds from exercise of stock options | ||||||||
806 | 506 | 466 | 361 | 53 | 9 | 0 | 0 | 0 |
Payments of Stock Issuance Costs | ||||||||
- | - | - | - | - | - | 0 | 0 | 0 |
Proceeds from issuance of preferred stock and noncontrolling interest | ||||||||
- | - | - | - | - | 20,098 | 0 | 0 | 0 |
Net cash provided by financing activities | ||||||||
111,255 | 110,955 | 136,042 | 135,937 | 135,629 | 165,342 | 0 | 0 | 0 |
Effect of exchange rate changes on cash and cash equivalents | ||||||||
-179 | -12 | -175 | -64 | -23 | -14 | 0 | 0 | 0 |
Net decrease in cash and cash equivalents | ||||||||
70,486 | 72,776 | 56,083 | 57,951 | 41,959 | 73,908 | 0 | 0 | 0 |
Supplemental Disclosure of Cash Flow Information | ||||||||
Cash paid for interest | ||||||||
1,405 | 1,436 | 1,455 | 1,276 | 1,071 | 751 | 0 | 0 | 0 |
Cash paid for taxes | ||||||||
1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
Noncash Investing and Financing Activities | ||||||||
Common stock issuance on stock option exercises for promissory notes | ||||||||
- | - | - | - | - | 71 | 0 | 0 | 0 |
Warrants issued as debt issuance costs | ||||||||
- | - | - | - | - | 733 | 0 | 0 | 0 |
Accrued loan fees as debt issuance costs | ||||||||
- | - | - | - | - | 1,500 | 0 | 0 | 0 |