| Jun'18 | Mar'18 | Dec'17 | Sep'17 | Jun'17 | Mar'17 | Sep'16 | Jun'16 | Mar'16 | Dec'15 | Sep'15 | Jun'15 | Mar'15 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities | ||||||||||||
Net loss | ||||||||||||
-36,461 | -37,898 | -39,918 | 0 | 0 | 0 | -41,114 | -41,431 | -40,648 | -37,570 | 0 | 0 | 0 |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||||||||
Depreciation and amortization | ||||||||||||
1,731 | 1,860 | 1,992 | 0 | 0 | 0 | 0 | 0 | 0 | - | - | - | 0 |
Stock-based compensation | ||||||||||||
3,531 | 3,600 | 3,343 | 0 | 0 | 0 | 2,046 | 1,835 | 1,508 | 1,249 | 0 | 0 | 0 |
Amortization of debt discount | ||||||||||||
- | - | - | - | 0 | 0 | - | - | - | - | - | - | - |
Changes in fair value of convertible preferred stock warrant liability | ||||||||||||
- | - | - | - | - | - | - | - | - | 472 | 0 | 0 | 0 |
Recovery of doubtful receivable accounts | ||||||||||||
0 | 0 | - | - | 0 | 0 | - | - | - | - | - | - | - |
Loss on extinguishment of debt | ||||||||||||
- | - | -352 | 0 | 0 | 0 | - | - | - | - | - | - | - |
Payment of original issue discount | ||||||||||||
- | - | 210 | 0 | 0 | 0 | - | - | - | - | - | - | - |
Non-cash interest expense | ||||||||||||
- | 0 | - | - | - | - | 143 | 143 | 122 | 143 | 0 | 0 | 0 |
Accretion of premium (discount) on marketable securities | ||||||||||||
51 | 38 | 17 | 0 | 0 | 0 | - | - | - | - | - | - | - |
Recovery (provision) for doubtful accounts | ||||||||||||
- | - | - | - | - | - | 0 | 0 | 0 | - | 0 | 0 | 0 |
Changes in operating assets and liabilities: | ||||||||||||
Accounts receivable | ||||||||||||
1,008 | 33 | 1,581 | 0 | 0 | 0 | 1,993 | 1,382 | 612 | 1,033 | 0 | 0 | 0 |
Inventory | ||||||||||||
2,974 | 2,816 | 2,384 | 0 | 0 | 0 | 239 | 624 | 1,175 | 911 | 0 | 0 | 0 |
Prepaid expenses and other current assets | ||||||||||||
836 | 226 | 186 | 0 | 0 | 0 | -250 | -282 | -599 | -1,568 | 0 | 0 | 0 |
Accounts payable | ||||||||||||
525 | -69 | 1,372 | 0 | 0 | 0 | 1,646 | 1,089 | 948 | 1,349 | 0 | 0 | 0 |
Accrued and other current liabilities | ||||||||||||
-518 | 723 | -1,310 | 0 | 0 | 0 | 1,986 | 1,871 | 976 | 1,537 | 0 | 0 | 0 |
Deferred rent | ||||||||||||
-182 | -165 | -152 | 0 | 0 | 0 | -75 | -60 | -45 | 105 | 0 | 0 | 0 |
Net cash used in operating activities | ||||||||||||
-37,610 | -36,565 | -38,885 | 0 | 0 | 0 | - | - | - | - | - | - | - |
Cash flows from investing activities | ||||||||||||
Net cash used in operating activities | ||||||||||||
- | - | - | - | - | - | - | - | -36,384 | - | 0 | 0 | 0 |
Purchases of property and equipment | ||||||||||||
699 | 738 | 844 | 0 | 0 | 0 | 1,451 | 1,549 | 2,571 | 3,748 | 0 | 0 | 0 |
Maturities of marketable securities | ||||||||||||
- | - | 20,217 | 0 | 0 | 0 | - | - | - | - | - | - | - |
Net cash (used in) provided by investing activities | ||||||||||||
449 | 5,776 | 6,870 | 0 | 0 | 0 | - | - | - | - | - | - | - |
Cash flows from financing activities | ||||||||||||
Proceeds from revolving credit facility, net of payment | ||||||||||||
0 | 0 | - | - | 0 | 0 | - | - | - | - | - | - | - |
Proceeds from common stock offerings, net of offering costs | ||||||||||||
0 | 0 | - | - | - | - | - | - | - | - | - | - | - |
Net cash provided by (used in) investing activities | ||||||||||||
- | - | - | - | - | - | - | - | -2,536 | - | 0 | 0 | 0 |
Proceeds from issuance of long-term debt, net of issuance costs | ||||||||||||
- | - | 29,672 | 0 | 0 | 0 | - | - | - | - | 0 | 0 | 0 |
Payments of long-term debt - related party | ||||||||||||
- | - | 14,765 | 0 | 0 | 0 | - | - | - | - | - | - | - |
Proceeds from issuance of common stock upon exercise of stock options | ||||||||||||
422 | 551 | 526 | 0 | 0 | 0 | 758 | 323 | 137 | 139 | 0 | 0 | 0 |
Prepayment penalty on long-term debt | ||||||||||||
- | - | - | - | 0 | 0 | - | - | - | - | - | - | - |
Proceeds from issuance of convertible preferred stock, net of issuance costs | ||||||||||||
- | - | - | - | - | - | - | - | - | 22,769 | 0 | 0 | 0 |
Net cash provided by financing activities | ||||||||||||
35,510 | 35,188 | 21,495 | 0 | 0 | 0 | - | - | - | - | - | - | - |
Net increase (decrease) in cash and cash equivalents and restricted cash | ||||||||||||
0 | 0 | - | - | 0 | 0 | - | - | - | - | - | - | - |
Net cash provided by financing activities | ||||||||||||
- | - | - | - | - | - | - | - | 47,533 | - | 0 | 0 | 0 |
Net increase (decrease) in cash and cash equivalents | ||||||||||||
- | - | - | - | - | - | -6,361 | -40,334 | 8,578 | 40,213 | 0 | 0 | 0 |
Supplemental disclosures of cash flow information | ||||||||||||
Interest paid to related party | ||||||||||||
- | - | 377 | 0 | 0 | 0 | 1,875 | 1,874 | 1,896 | 1,740 | 0 | 0 | 0 |
Cash paid for interest | ||||||||||||
0 | 0 | - | - | - | - | - | - | - | - | - | - | - |
Non-cash investing and financing activities | ||||||||||||
Purchases of property and equipment in accounts payable and accrued liabilities at period end | ||||||||||||
68 | 83 | 59 | 0 | 0 | 0 | 204 | 120 | -747 | 78 | 0 | 0 | 0 |
Common stock offering costs in accounts payable and accrued liabilities | ||||||||||||
0 | 0 | - | - | - | - | - | - | - | - | - | - | 0 |
Initial public offering issuance costs in accounts payable | ||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | 0 |