| 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/ (loss) | ||||||||||
-1,147 | 963 | -17,851 | -62,879 | -77,830 | -43,993 | -30,351 | -5,538 | 38,059 | 29,111 | -9,630 |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities | ||||||||||
Depreciation and amortization | ||||||||||
169 | 355 | 1,173 | 6,100 | 11,404 | 13,637 | 12,660 | 12,027 | 9,724 | 6,066 | 5,342 |
Gain on sale or disposal of assets | ||||||||||
577 | 3,367 | -1,118 | 1,534 | -47 | -734 | -550 | -19 | -84 | -234 | - |
Cash paid for interest | ||||||||||
- | - | - | 99 | - | - | - | - | - | - | - |
Cash paid for income taxes | ||||||||||
- | - | - | - | - | - | - | - | 6,050 | - | - |
Cash paid for interest | ||||||||||
- | - | - | - | 109 | 95 | 87 | - | - | - | - |
Unrealized (gain)/loss on investments | ||||||||||
- | - | - | - | - | - | - | - | - | - | -126 |
Realized (gain)/loss on investments | ||||||||||
-171 | - | - | - | - | - | - | - | - | - | - |
Long-lived asset impairment charge | ||||||||||
- | - | - | - | 39,597 | - | - | - | - | - | - |
Stock-based compensation | ||||||||||
523 | 381 | 897 | 1,348 | 1,250 | 1,408 | 1,595 | 1,801 | 2,297 | 2,252 | 937 |
Long-lived asset impairment charge | ||||||||||
- | - | 5,051 | 26,554 | - | - | - | - | - | - | - |
Stock issued to Board of Directors | ||||||||||
- | - | - | - | - | - | - | -162 | -162 | - | - |
Realized gain on investments | ||||||||||
- | - | - | - | - | 258 | - | 8 | - | 8 | 47 |
Deferred taxes | ||||||||||
- | - | - | -554 | -39 | 72 | -5,166 | -6,324 | 13,447 | - | - |
Excess tax benefits from stock-based compensation | ||||||||||
- | - | - | - | - | - | -114 | - | - | - | - |
Excess tax benefits from stock-based compensation | ||||||||||
- | - | - | - | - | - | - | 160 | 1,404 | - | - |
Changes in operating assets and liabilities: | ||||||||||
Accounts receivable | ||||||||||
320 | 15 | -1,867 | 847 | -6,585 | 4,752 | -9,098 | -19,975 | 13,968 | 13,709 | 2,425 |
Inventories | ||||||||||
48 | -900 | -4,970 | -13,641 | -73 | -11,312 | -12,979 | 24,258 | 11,948 | 4,464 | -1,285 |
Other inventory supplies | ||||||||||
-42 | -76 | -605 | -4,263 | -2,166 | -4,203 | -2,976 | -1,948 | 9,929 | 5,646 | -1,436 |
Prepaid expenses and other assets | ||||||||||
380 | -161 | -978 | -1,304 | -275 | 794 | -1,571 | -1,981 | 3,993 | 548 | -38 |
Accounts payable | ||||||||||
332 | -182 | -369 | -2,354 | -247 | -637 | -4,472 | -4,004 | 3,683 | 7,129 | -445 |
Accrued payroll | ||||||||||
25 | -73 | -85 | 22 | -323 | 153 | -510 | -581 | -951 | 2,020 | -162 |
Corporate income and franchise taxes | ||||||||||
- | - | - | - | - | - | - | -391 | 212 | 236 | -84 |
Accrued real estate taxes | ||||||||||
11 | -153 | 8 | 2 | -41 | -56 | 39 | 22 | 49 | - | - |
Corporate income and franchise taxes | ||||||||||
-7 | -8 | -273 | 360 | -63 | 80 | -25 | - | - | - | - |
Advanced payments | ||||||||||
-22 | -20 | 36 | - | - | - | - | - | - | - | - |
Advanced payments | ||||||||||
- | - | - | 14 | -1 | -398 | -364 | 763 | -1,094 | 1,076 | - |
Accrued and other current liabilities | ||||||||||
-2 | -84 | -159 | -725 | 431 | 67 | -282 | -172 | 182 | 310 | 463 |
Net cash used in operating activities | ||||||||||
- | - | - | - | -16,716 | -19,222 | 412 | -2,738 | - | - | - |
Net cash provided by operating activities | ||||||||||
-1,230 | -1,066 | -2,034 | -15,285 | - | - | - | - | 24,612 | 24,059 | -3,292 |
Cash flows from investing activities | ||||||||||
Purchases of assets | ||||||||||
64 | 2,280 | - | 704 | 941 | 6,842 | 8,721 | 10,975 | 48,228 | 49,429 | 5,530 |
Proceeds from sale or disposal of assets | ||||||||||
765 | 11,016 | 2,561 | 5,344 | - | 15 | 141 | 10 | - | 143 | - |
Purchases of investments | ||||||||||
1,575 | 8,106 | 6,498 | 28 | 2,322 | 28,805 | 2,040 | 5,281 | 9,439 | 55,416 | 693 |
Proceeds from sale of investments | ||||||||||
-304 | -201 | -57 | -8,928 | -14,000 | -22,700 | -11,390 | -34,300 | -25,000 | -30,000 | -7,922 |
Net cash provided by (used in) investing activities | ||||||||||
-570 | 831 | -3,880 | 13,540 | - | - | - | - | -32,667 | -74,702 | 1,699 |
Cash flows from financing activities | ||||||||||
Restricted cash | ||||||||||
- | - | - | -7 | - | - | - | - | - | - | - |
Net cash provided by investing activities | ||||||||||
- | - | - | - | 10,737 | -12,932 | 770 | 18,054 | - | - | - |
Net change in short-term borrowings | ||||||||||
- | - | - | 1,500 | - | - | - | - | - | - | - |
Proceeds from issuance of common stock, net of issuance costs | ||||||||||
- | - | - | - | - | - | - | - | - | 61,720 | - |
Proceeds from exercise of options | ||||||||||
- | - | - | - | 4 | 256 | 140 | 72 | 742 | 1,640 | 420 |
Restricted cash | ||||||||||
- | - | - | - | -13 | 18 | -6 | -18 | -344 | 525 | 3 |
Net change in short-term borrowings | ||||||||||
- | - | - | - | 1,500 | - | - | - | - | - | - |
Proceeds from public offering, net of issuance costs | ||||||||||
- | - | - | - | - | 34,957 | - | - | - | - | - |
Taxes paid related to net share settlement of equity awards | ||||||||||
194 | 14 | 189 | 8 | 8 | 55 | - | - | - | - | - |
Excess tax benefits (Deficiency) from stock-based compensation | ||||||||||
- | - | - | - | - | - | -114 | - | - | - | - |
Purchases of treasury stock | ||||||||||
536 | 65 | - | - | - | - | - | - | 6,487 | - | 2,577 |
Excess tax benefits from stock-based compensation | ||||||||||
- | - | - | - | - | - | - | 160 | 1,404 | - | - |
Net cash used in financing activities | ||||||||||
- | - | - | - | 1,509 | 35,140 | 32 | 250 | - | - | - |
Net cash used in financing activities | ||||||||||
-730 | -79 | -189 | -1,501 | - | - | - | - | -3,997 | 62,835 | -2,160 |
Net effect of currency translation | ||||||||||
- | - | -7 | -298 | - | - | - | - | - | - | - |
Net decrease in cash, equivalents and restricted cash | ||||||||||
- | - | -6,110 | -3,544 | - | - | - | - | - | - | - |
Net effect of currency translation | ||||||||||
- | -1 | - | - | 1,333 | 296 | 284 | -283 | 269 | 21 | -16 |
Net increase (decrease) in cash, cash equivalents and restricted cash | ||||||||||
-2,530 | -315 | - | - | -3,137 | 3,282 | 1,498 | 15,283 | -11,783 | 12,213 | -3,769 |
Deferred offering costs included in accounts payable | ||||||||||
- | - | - | - | - | - | - | - | - | - | 61 |
Stock-based compensation incurred for accrued director's fees | ||||||||||
- | - | - | - | - | - | - | - | - | - | 36 |