| 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) Attributable to Parent | ||||||||||
10,913 | 22,093 | 18,354 | 3,719 | -11,638 | -18,705 | -3,106 | -8,254 | -26,443 | -3,608 | - |
Adjustments to reconcile net income to cash used in operating activities | ||||||||||
Stock-based compensation | ||||||||||
5,676 | 5,240 | 4,087 | 3,263 | 4,059 | 2,104 | 2,177 | 2,615 | 2,544 | 2,774 | 2,409 |
Depreciation and amortization | ||||||||||
4,395 | 3,869 | 3,666 | 3,680 | 3,838 | 4,028 | 3,797 | 3,802 | 4,791 | 5,204 | 1,183 |
Amortization (accretion) of premiums and discounts on investments | ||||||||||
-65 | -362 | -460 | -174 | -162 | -453 | -409 | -507 | -119 | - | - |
Net income (loss) | ||||||||||
- | - | - | - | - | - | - | - | - | - | 3,686 |
Non-cash restructuring charges | ||||||||||
- | - | - | - | - | - | 184 | 314 | 2,202 | - | - |
Reversal of accruals related to expired warranties | ||||||||||
193 | 180 | 200 | 236 | 395 | 0 | 340 | - | - | - | - |
Excess tax benefit from share-based compensation arrangements | ||||||||||
- | - | - | - | - | - | - | - | 1 | 16 | -41 |
Change in allowance for doubtful accounts | ||||||||||
-88 | 336 | 55 | 76 | 112 | 299 | 69 | 6 | 203 | -136 | 161 |
Adjustments for excess or obsolete inventory | ||||||||||
-21 | -197 | -201 | 361 | 250 | 320 | 297 | 857 | 366 | 224 | 63 |
Gain on fair value remeasurement of contingent consideration | ||||||||||
- | - | - | - | - | -149 | - | - | -171 | 2,147 | - |
Deferred income taxes | ||||||||||
1,421 | -10,385 | -8,865 | -459 | -326 | 315 | 227 | 150 | -2,836 | -133 | -39 |
Foreign currency transactions | ||||||||||
27 | 10 | -144 | -13 | -1 | 153 | 27 | - | - | - | - |
Realized gain on sale of investments | ||||||||||
10 | 0 | 0 | - | - | - | - | - | - | - | - |
Provision for warranty claims | ||||||||||
402 | 326 | 246 | 208 | 135 | 156 | 126 | 601 | 589 | 846 | 88 |
Loss on disposal of fixed assets | ||||||||||
-389 | -408 | 0 | 0 | - | -38 | -71 | -49 | -105 | -56 | - |
Change in fair value of put options | ||||||||||
- | - | - | - | - | 0 | - | - | - | - | - |
Loss on foreign currency transactions | ||||||||||
- | - | - | - | - | - | - | 5 | -69 | -158 | -444 |
Impairment of intangible assets | ||||||||||
- | - | - | - | - | - | - | 1,020 | - | 11 | - |
Interest accrued on notes receivables from stockholders | ||||||||||
- | - | - | - | - | - | - | -1 | -1 | -2 | -6 |
Write-down of inventories | ||||||||||
- | - | - | - | - | - | - | - | 632 | - | - |
Other non-cash adjustments | ||||||||||
0 | 0 | 196 | 131 | -23 | -375 | 123 | -113 | -18 | 137 | - |
Changes in operating assets and liabilities: | ||||||||||
Accounts receivable, net | ||||||||||
2,679 | -1,917 | 761 | 244 | 743 | -4,002 | 2,042 | 6,779 | -2,942 | -3,106 | 8,961 |
Contract assets | ||||||||||
3,391 | 2,196 | -4,263 | 130 | 128 | -4,882 | 751 | 4,830 | -1,181 | -3,239 | 1,330 |
Contract assets, costs and estimated earnings in excess of billings | ||||||||||
- | - | - | - | 0 | 0 | - | - | - | - | - |
Inventories, net | ||||||||||
3,256 | 1,872 | 1,250 | -2,287 | -1,951 | 3,569 | 117 | -1,832 | -950 | 506 | 1,883 |
Prepaid and other assets | ||||||||||
263 | 682 | 39 | 402 | -316 | 254 | -3,227 | -692 | 483 | 2,656 | -509 |
Accounts payable | ||||||||||
-373 | -2,274 | 2,118 | -360 | 48 | 628 | -866 | 583 | 108 | -140 | -1,716 |
Accrued expenses and other liabilities | ||||||||||
-600 | 87 | 611 | -262 | -708 | 1,864 | -686 | 2,068 | 214 | -3,110 | 36 |
Income taxes | ||||||||||
27 | -447 | 385 | 398 | -3 | -18 | -18 | 19 | 11 | -335 | -1,313 |
Litigation settlement | ||||||||||
- | - | - | - | -1,700 | 0 | - | - | - | - | - |
Amortization of inventory acquisition valuation step-up | ||||||||||
- | - | - | - | - | - | - | - | - | -870 | 46 |
Contract liabilities | ||||||||||
-13,943 | -13,616 | -11,858 | -6,268 | 343 | - | - | 209 | -1,379 | -2,130 | -2,961 |
Restricted cash | ||||||||||
- | - | - | - | -1,665 | -3,306 | -822 | -1,318 | 4,039 | -3,946 | 10,561 |
Net cash used in operating activities | ||||||||||
5,268 | 7,565 | 2,895 | 4,965 | 69,055 | -3,715 | 2,088 | -4,432 | -8,256 | 1,698 | 12,817 |
Deferred revenue, license and development | ||||||||||
- | - | - | - | 73,958 | - | - | - | - | - | - |
Cash flows from investing activities: | ||||||||||
Sales of marketable securities | ||||||||||
7,600 | 0 | 0 | - | - | - | - | - | - | - | - |
Maturities of marketable securities | ||||||||||
78,100 | 81,268 | 49,106 | 7,535 | 12,925 | 6,027 | 9,573 | 13,116 | - | - | - |
Purchases of marketable securities | ||||||||||
85,207 | 86,192 | 80,641 | 46,552 | 0 | 273 | 15,278 | 4,961 | 23,037 | - | - |
Capital expenditures | ||||||||||
7,382 | 5,235 | 7,376 | 1,112 | 572 | 2,562 | 1,132 | 2,810 | 1,966 | 9,527 | 7,687 |
Acquisition, net of cash acquired | ||||||||||
- | - | - | - | - | - | - | - | - | - | 13,640 |
Other | ||||||||||
- | - | - | - | - | - | - | - | - | - | 6 |
Net cash provided by (used in) investing activities | ||||||||||
-6,881 | -10,159 | -38,911 | -40,129 | 14,018 | 6,498 | -4,852 | 6,663 | -28,272 | -5,545 | -31,894 |
Proceeds from sale of capitalized assets | ||||||||||
- | - | - | - | - | - | 1,163 | - | 770 | 36 | - |
Cash flows from financing activities: | ||||||||||
Net proceeds from issuance of common stock | ||||||||||
6,073 | 4,291 | 5,508 | 6,600 | 1,326 | 2,405 | 504 | 30 | 49 | 557 | 384 |
Tax payment for employee shares withheld | ||||||||||
110 | 150 | 270 | 0 | 0 | - | - | - | - | - | - |
Tax payment for employee shares withheld | ||||||||||
- | - | - | - | 55 | 0 | - | - | - | - | - |
Payment of contingent consideration | ||||||||||
- | - | - | - | - | 1,375 | - | - | - | - | - |
Repayment of long-term debt | ||||||||||
0 | 27 | 11 | 10 | 7 | 0 | - | 85 | 128 | 298 | 1,895 |
Excess tax benefit from share-based compensation arrangements | ||||||||||
- | - | - | - | - | - | - | - | - | 76 | 272 |
Repurchase of common stock | ||||||||||
0 | 10,000 | 4,276 | 9,375 | 0 | 2,835 | - | 4,000 | - | - | - |
Repayment of capital lease obligation | ||||||||||
- | - | - | - | - | - | 18 | 82 | 204 | 268 | 38 |
Repayment of notes receivable from stockholders | ||||||||||
- | - | - | - | - | - | - | 24 | 16 | 54 | 212 |
Net cash provided by financing activities | ||||||||||
5,963 | -5,886 | 951 | -2,785 | 1,374 | -1,805 | 486 | -4,113 | -267 | 121 | -1,065 |
Effect of exchange rate differences on cash and cash equivalents | ||||||||||
0 | -8 | -57 | -41 | -17 | 152 | 7 | 17 | -36 | -51 | -30 |
Net change in cash, cash equivalents and restricted cash | ||||||||||
4,350 | -8,488 | -35,122 | -37,990 | 84,430 | 1,130 | -2,271 | -1,865 | -36,831 | -3,777 | -20,172 |
Supplemental disclosure of cash flow information: | ||||||||||
Cash paid for interest | ||||||||||
0 | 1 | 2 | 3 | 42 | 0 | 1 | 6 | 34 | 73 | 49 |
Cash received for income tax refunds | ||||||||||
438 | 13 | 16 | 2 | 4 | 1 | 3,123 | 442 | 669 | 872 | 500 |
Cash paid for income taxes | ||||||||||
52 | 610 | 57 | 51 | 24 | 35 | 22 | 23 | 36 | 1,707 | 4,089 |
Supplemental disclosure on non-cash transactions: | ||||||||||
Issuance of common stock related to acquisition of a business | ||||||||||
- | - | - | - | - | - | - | - | - | - | 7,100 |
Capitalization of construction in progress related to lease allowance | ||||||||||
- | - | - | - | - | - | - | - | - | - | 1,000 |
Purchases of property and equipment in trade accounts payable, and accrued expenses and other liabilities | ||||||||||
1,080 | 30 | 475 | 66 | 43 | 1 | 31 | 279 | 383 | 327 | 1,812 |
Non-cash lease liabilities arising from obtaining right of use assets | ||||||||||
0 | 10,411 | 0 | 0 | - | - | - | - | - | - | - |