| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 | Dec'10 | Dec'09 |
|---|---|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities: | ||||||||||
Net loss | ||||||||||
-12,348 | -30,770 | 29,993 | 2,577 | -4,440 | -10,612 | -4,747 | -6,548 | -10,061 | -10,518 | -17,679 |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||||||
Stock-based compensation | ||||||||||
9,832 | 7,157 | 5,110 | 3,713 | 4,084 | 3,299 | 3,110 | 3,160 | 3,907 | 4,650 | 4,236 |
Depreciation and amortization | ||||||||||
1,548 | 1,209 | 1,016 | - | - | - | - | - | - | - | - |
Tax benefit (deficit) from stock-based compensation | ||||||||||
- | - | - | - | - | - | - | 6 | 29 | 8 | 109 |
Excess tax benefit related to stock-based compensation | ||||||||||
- | - | - | - | - | - | - | 6 | 22 | 8 | -23 |
Depreciation of tangible assets | ||||||||||
- | - | - | 982 | 1,186 | 1,336 | 1,304 | 1,606 | 637 | 717 | 860 |
Amortization of contract acquisition costs | ||||||||||
2,915 | 1,834 | - | - | - | - | - | - | - | - | - |
Change in deferred tax asset | ||||||||||
- | - | - | - | - | - | - | - | - | - | 10,512 |
Change in deferred tax assets | ||||||||||
-34 | -17,438 | 18,678 | -22 | 55 | - | - | - | - | - | - |
Impairment of intangible assets | ||||||||||
- | - | - | - | - | 650 | 0 | - | - | - | - |
Provision for excess and obsolete inventories | ||||||||||
- | - | - | - | - | - | - | - | - | - | 611 |
Provision for credit losses | ||||||||||
590 | 1,257 | -1 | - | - | - | - | - | - | - | 525 |
Gain on sale of marketable and long term investments, net | ||||||||||
- | - | - | - | - | - | - | - | - | - | 103 |
Tax on unrealized gains on marketable and long term investments | ||||||||||
- | - | - | - | - | - | - | - | - | - | 0 |
Other | ||||||||||
127 | 241 | -51 | -7 | 282 | 206 | 243 | -87 | 107 | -77 | 0 |
Changes in assets and liabilities: | ||||||||||
Accounts receivable | ||||||||||
2,509 | 117 | 4,229 | 4,899 | 536 | 1,460 | 857 | 3,690 | 1,000 | 759 | -1,940 |
Inventories | ||||||||||
5,907 | -768 | 13,805 | 2,899 | 1,090 | 1,982 | -2,108 | -1,167 | 4,281 | 275 | -2,908 |
Other current assets and prepaid expenses | ||||||||||
1,762 | 1,070 | 591 | 432 | -241 | -239 | -345 | -859 | -2,604 | -2,314 | -1,014 |
Other long-term assets | ||||||||||
3,355 | 2,754 | -6 | -4 | 23 | 37 | -73 | -89 | 486 | 0 | 0 |
Accounts payable | ||||||||||
1,406 | 4,277 | 4,404 | 639 | -1,124 | 1,263 | -287 | -466 | 1,277 | 215 | -609 |
Accrued liabilities | ||||||||||
7,157 | -3,781 | 9,345 | 3,461 | 2,687 | 1,650 | -371 | -177 | 2,970 | -2,646 | 42 |
Extended warranty liabilities | ||||||||||
-1,160 | 3,159 | - | - | - | - | - | - | - | - | - |
Other long-term liabilities | ||||||||||
-140 | 140 | - | -329 | -289 | -285 | -218 | -62 | 45 | 200 | 62 |
Deferred revenue | ||||||||||
1,656 | 1,305 | 1,557 | -826 | -2,319 | 1,410 | 3,114 | 1,915 | -895 | -1,208 | -3,537 |
Income tax liabilities | ||||||||||
-301 | 15 | 211 | -14 | 37 | 37 | -304 | -66 | 1 | -272 | -703 |
Net cash used in operating activities | ||||||||||
-2,217 | 308 | 14,287 | 1,992 | -1,359 | -4,286 | 3,513 | -2,300 | -5,168 | -8,059 | 41 |
Cash flows from investing activities: | ||||||||||
Acquisition of property, equipment and software | ||||||||||
991 | 1,488 | 855 | 537 | 746 | 734 | 517 | 516 | 751 | 275 | 154 |
Acquisition of intangible asset | ||||||||||
- | - | - | - | - | - | 155 | - | 0 | - | - |
Business acquisition | ||||||||||
- | - | - | - | - | - | - | 5,091 | 0 | 0 | - |
Disposal of property and equipment | ||||||||||
45 | 41 | 53 | 20 | 0 | 0 | 63 | - | 36 | 0 | 0 |
Proceeds from sales of marketable investments | ||||||||||
- | 13,044 | 33,640 | 9,008 | 21,171 | 12,354 | 15,578 | 31,564 | 21,198 | 42,830 | 27,914 |
Proceeds from maturities of marketable investments | ||||||||||
14,700 | 10,050 | 45,812 | 25,810 | 35,918 | 26,915 | 36,030 | 43,009 | 47,935 | 42,505 | 11,535 |
Purchase of marketable investments | ||||||||||
12,687 | 10,874 | 60,956 | 37,693 | 23,697 | 44,146 | 56,847 | 58,813 | 63,131 | 87,837 | 53,655 |
Net cash provided by investing activities | ||||||||||
1,067 | 10,773 | 17,694 | -3,392 | 32,646 | -5,611 | -5,848 | 10,153 | 5,287 | -2,777 | -14,360 |
Cash flows from financing activities: | ||||||||||
Repurchase of common stock | ||||||||||
- | - | 35,167 | 4,873 | 40,085 | 0 | 10,031 | - | 0 | - | - |
Proceeds from exercise of stock options and employee stock purchase plan | ||||||||||
2,894 | 4,399 | 5,435 | 10,111 | 11,079 | 3,758 | 5,189 | 1,667 | 1,360 | 518 | 585 |
Taxes paid related to net share settlement of equity awards | ||||||||||
831 | 3,129 | 1,469 | 618 | 1,018 | 156 | - | - | - | - | - |
Payments on capital lease obligation | ||||||||||
649 | 483 | 371 | 313 | 198 | 144 | 127 | - | 0 | - | - |
Excess tax benefit related to stock-based compensation | ||||||||||
- | - | - | - | - | - | - | 6 | 22 | 8 | 23 |
Net cash used in financing activities | ||||||||||
1,414 | 787 | -31,572 | 4,307 | -30,222 | 3,458 | -4,969 | 1,673 | 1,382 | 526 | 608 |
Net decrease in cash and cash equivalents | ||||||||||
264 | 11,868 | 409 | 2,907 | 1,065 | -6,439 | -7,304 | 9,526 | 1,501 | -10,310 | -13,711 |
Supplemental cash flow information: | ||||||||||
Cash paid for interest | ||||||||||
81 | 85 | 70 | 43 | 20 | 26 | 19 | - | 0 | - | - |
Cash paid for income taxes | ||||||||||
59 | 472 | 220 | 222 | 160 | 225 | 337 | 307 | -1,345 | 272 | 578 |
Assets acquired under capital lease | ||||||||||
738 | 610 | 365 | 801 | 285 | 70 | 577 | - | 0 | - | - |