| 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 income | ||||||||||
17,034 | 45,885 | 126,959 | 11,001 | 14,678 | -11,266 | -17,144 | -34,034 | 5,077 | -17,573 | -77,468 |
Adjustments to reconcile net income to net cash provided by (used in) operating activities: | ||||||||||
Undistributed loss of SEN | ||||||||||
- | - | - | - | - | - | - | - | - | - | -3,238 |
Depreciation and amortization | ||||||||||
7,880 | 5,772 | 5,002 | 4,258 | 4,869 | 4,589 | 5,075 | 6,877 | 8,497 | 7,045 | 7,436 |
Gain on sale of equipment | ||||||||||
- | - | - | 248 | - | - | 1,167 | 7,904 | - | - | - |
Gain on sale of SEN | ||||||||||
- | - | - | - | - | - | - | - | - | - | 1,080 |
Deferred income taxes | ||||||||||
3,304 | 11,209 | -82,085 | 519 | 779 | 1,266 | -1,465 | 826 | 585 | -1,525 | -765 |
Other | ||||||||||
- | - | - | - | - | - | - | -186 | -28 | - | -133 |
Stock-based compensation expense | ||||||||||
8,173 | 7,784 | 5,672 | 5,179 | 5,575 | 4,812 | 4,337 | 3,976 | 4,687 | 4,088 | 4,651 |
Provision for doubtful accounts | ||||||||||
818 | - | - | 106 | - | - | - | - | - | - | - |
Provision for excess and obsolete inventory | ||||||||||
2,794 | 2,205 | 8,135 | 1,051 | 1,721 | 1,817 | 2,562 | 14,492 | 1,015 | 2,015 | 9,818 |
Changes in operating assets & liabilities: | ||||||||||
Accounts receivable | ||||||||||
6,002 | 3,877 | 23,573 | 14,135 | -5,171 | 7,069 | 11,528 | -10,478 | -22,692 | 38,652 | -8,572 |
Inventories | ||||||||||
17,953 | 10,512 | 10,567 | 6,572 | 15,938 | 12,280 | -2,209 | -5,903 | 11,870 | -3,549 | -26,445 |
Prepaid expenses and other current assets | ||||||||||
104 | 1,436 | 3,866 | 1,056 | -640 | 1,384 | -125 | -4,386 | -3,049 | 3,469 | -8,131 |
Accounts payable and other current liabilities | ||||||||||
-19,150 | -703 | 25,000 | 810 | 6,005 | 772 | 7,308 | -13,490 | -17,940 | 32,276 | -11,038 |
Deferred revenue | ||||||||||
6,672 | 6,055 | 7,079 | 2,467 | 1,360 | 2,577 | -2,181 | -5,396 | -4,006 | 10,601 | -8,695 |
Income taxes | ||||||||||
-162 | 196 | 14 | 102 | -46 | -212 | 133 | -225 | 507 | -1,406 | 1,154 |
Other assets and liabilities | ||||||||||
16,898 | 15,613 | 1,486 | 12,270 | 6,547 | -333 | 3,306 | -3,328 | 8,788 | 2,841 | 4,474 |
Proceeds from sale of dry strip assets and intellectual property | ||||||||||
- | - | - | - | - | - | 1,200 | 8,716 | - | - | - |
Net cash provided by (used in) operating activities | ||||||||||
-13,594 | 46,965 | 56,284 | -8,788 | 18,267 | -16,045 | -15,042 | -10,597 | 3,533 | -5,892 | -33,942 |
Proceeds from sale of equipment | ||||||||||
- | - | - | 270 | - | - | - | - | - | - | - |
Expenditures for property, plant and equipment and capitalized software | ||||||||||
11,969 | 4,715 | 7,285 | 2,506 | 1,830 | 896 | 821 | 591 | 2,124 | 1,403 | 463 |
Repayment of convertible debt | ||||||||||
- | - | - | - | - | - | - | - | - | - | 83,344 |
Net cash used in investing activities | ||||||||||
-11,969 | -4,715 | -7,285 | -2,236 | -1,830 | -896 | 485 | 8,123 | -2,121 | 5,653 | 123,285 |
Cash flows from financing activities | ||||||||||
Net settlement on restricted stock grants | ||||||||||
-1,632 | -1,419 | -1,184 | -11 | -8 | - | -825 | - | - | - | - |
Repurchase of common stock | ||||||||||
17,744 | - | - | - | - | - | - | - | - | - | - |
Decrease in restricted cash | ||||||||||
- | - | - | - | - | - | -106 | 2 | -3 | -7,056 | -1,491 |
Proceeds from sale of SEN | ||||||||||
- | - | - | - | - | - | - | - | - | - | 132,847 |
Payments related to sale of SEN | ||||||||||
- | - | - | - | - | - | - | - | - | - | 10,590 |
Financing fees and other expenses | ||||||||||
- | - | - | 146 | 847 | 115 | 560 | - | 200 | 523 | - |
Principal payments on term loan | ||||||||||
- | - | - | - | 14,530 | 470 | - | - | - | - | - |
Principal payments on sale leaseback obligation | ||||||||||
- | - | - | - | 392 | - | - | - | - | - | - |
Proceeds from financing obligations | ||||||||||
- | - | - | - | 48,940 | - | 15,000 | - | - | - | - |
Proceeds from Employee Stock Purchase Plan | ||||||||||
863 | 871 | 739 | 277 | 441 | 446 | 436 | 331 | 503 | 569 | 184 |
Proceeds from exercise of stock options | ||||||||||
5,105 | 1,734 | 15,515 | 2,227 | 3,921 | 2,895 | 1,669 | 968 | 288 | 553 | 45 |
Net cash (used in) provided by financing activities | ||||||||||
-13,408 | 1,186 | 15,070 | 2,347 | 37,525 | 2,756 | 15,720 | 1,299 | 591 | 599 | -83,115 |
Effect of exchange rate changes on cash and cash equivalents | ||||||||||
603 | 586 | -844 | 507 | 285 | -1,352 | 141 | -716 | -869 | 363 | 1,098 |
Net increase (decrease) in cash, cash equivalents and restricted cash | ||||||||||
-38,368 | 44,022 | 63,225 | -8,170 | 54,247 | -15,537 | 1,304 | -1,891 | 1,134 | 723 | 7,326 |
Supplemental disclosure of cash flow information | ||||||||||
Income taxes | ||||||||||
1,028 | 858 | 583 | 525 | 669 | 931 | 737 | 848 | 515 | 2,286 | 734 |
Interest | ||||||||||
5,207 | 5,470 | 5,315 | 4,815 | 3,985 | 832 | 409 | - | - | - | 3,009 |
Supplemental disclosure of total cash, cash equivalents and restricted cash: | ||||||||||
Issuance of restricted common stock in satisfaction of accrued compensation | ||||||||||
- | - | - | - | - | - | - | - | - | 570 | - |