| Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 | Dec'10 | Dec'09 |
|---|---|---|---|---|---|---|---|---|---|
Operating activities | |||||||||
Net income | |||||||||
25,677 | -3,857 | -13,919 | -33,308 | -24,592 | -12,757 | 8,249 | 7,846 | 4,288 | -9,411 |
Adjustments to reconcile net income to net cash provided by operating activities: | |||||||||
Depreciation and amortization | |||||||||
12,669 | 11,759 | 8,933 | 7,069 | 6,870 | 6,324 | 5,471 | 7,310 | 7,180 | 6,591 |
Employee stock-based compensation | |||||||||
21,090 | 20,256 | 18,303 | 16,005 | 16,538 | 17,457 | 15,104 | 11,735 | 10,344 | 10,155 |
Write-off of previously capitalized software costs | |||||||||
2,347 | 76 | 2,600 | 635 | - | 663 | - | - | - | - |
Impairment of long-lived assets | |||||||||
2,358 | 22 | 56 | 123 | 375 | - | - | - | - | - |
Loss on disposal of property and equipment | |||||||||
-27 | -35 | -33 | 80 | 51 | - | 86 | 7 | 45 | 44 |
Non-employee stock-based compensation | |||||||||
- | - | - | - | - | - | - | - | 15 | 80 |
Outside director restricted stock awarded in lieu of fees | |||||||||
200 | 200 | 200 | 200 | 230 | 230 | 172 | 130 | - | - |
Gain on sale of equity securities | |||||||||
- | 2,807 | 3,208 | - | 0 | - | - | - | - | - |
Discount on convertible promissory note | |||||||||
- | 671 | - | - | - | - | - | - | - | - |
Discount on equity investment | |||||||||
- | -322 | - | - | - | - | - | - | - | - |
Unrealized net gain on revaluation of equity investments | |||||||||
875 | 7 | - | - | - | - | - | - | - | - |
Write-off of convertible promissory note | |||||||||
1,329 | - | - | - | - | - | - | - | - | - |
Deferred tax benefit from unrealized gain on available-for-sale marketable securities, net | |||||||||
- | 820 | 727 | -1,548 | - | - | - | - | - | - |
Impairment of investments | |||||||||
- | - | - | - | - | 643 | - | - | - | - |
Share of loss of equity method investee | |||||||||
- | - | - | - | - | - | -98 | -165 | - | - |
Changes in assets and liabilities: | |||||||||
Accounts receivable | |||||||||
6,247 | -4,018 | -1,985 | 2,248 | 5,470 | 7,193 | 1,176 | 6,771 | 3,183 | 2,316 |
Prepaid expenses and other assets | |||||||||
2,464 | -64 | 4,556 | 1,292 | -741 | 1,448 | 1,599 | 633 | 2,365 | 1,127 |
Accounts payable | |||||||||
8,374 | -2,308 | -4,579 | 949 | 985 | 1,238 | -2,144 | 3,057 | 2,664 | -594 |
Accrued compensation and employee benefits | |||||||||
9,504 | -2,947 | 5,661 | 4,531 | 3,824 | 1,886 | 1,951 | 2,222 | 1,164 | 2,031 |
Accrued expenses and other liabilities | |||||||||
2,573 | 4,164 | 1,645 | -2,963 | 3,088 | 1,297 | 1,608 | -1,250 | 938 | 1,021 |
Deferred revenues | |||||||||
- | 121 | -431 | 96 | -251 | 212 | -1,686 | -1,203 | 583 | -1,560 |
Net cash provided by operating activities | |||||||||
76,562 | 30,602 | 13,450 | -11,831 | 2,287 | 8,552 | 25,962 | 22,601 | 21,583 | 4,826 |
Investing activities | |||||||||
Purchases of property and equipment | |||||||||
10,076 | 13,276 | 19,786 | 23,483 | 10,455 | 11,008 | 10,056 | 6,183 | 4,442 | 3,744 |
Proceeds from sale of property and equipment | |||||||||
55 | 10 | 8 | 70 | 122 | 16 | 206 | - | - | - |
Purchases of marketable securities | |||||||||
172,563 | 109,249 | 69,722 | 76,743 | 96,800 | 107,183 | 103,570 | 133,993 | 84,303 | 60,318 |
Maturities of marketable securities | |||||||||
103,979 | 71,802 | 66,757 | 106,439 | 94,910 | 116,169 | 90,160 | 112,003 | 87,005 | 57,225 |
Proceeds from sales of marketable securities | |||||||||
- | 10,155 | 9,717 | - | - | - | - | - | - | - |
Other investments | |||||||||
2,500 | 2,000 | 6,100 | - | 2,000 | 5,000 | 4,963 | 2,300 | 500 | - |
Net cash used in investing activities | |||||||||
-81,105 | -42,558 | -19,126 | 6,283 | -14,223 | -7,006 | -28,223 | -30,473 | -2,240 | -6,837 |
Financing activities | |||||||||
Principal payments of notes payable | |||||||||
- | - | - | - | - | - | - | - | 225 | 1,814 |
Proceeds from issuance of common stock under stock plans | |||||||||
26,250 | 21,776 | 17,010 | 12,197 | 12,030 | 16,588 | 18,764 | 9,558 | 2,983 | 1,736 |
Withholding taxes related to restricted stock units net share settlement | |||||||||
5,498 | 4,697 | 3,469 | 3,842 | 3,647 | 2,845 | 1,272 | - | - | - |
Repurchase of common stock | |||||||||
- | - | - | - | - | 15 | 30,095 | - | - | - |
Net cash provided by financing activities | |||||||||
20,752 | 17,079 | 13,541 | 8,355 | 8,383 | 13,728 | -12,603 | 9,558 | 2,758 | -78 |
Net increase in cash, cash equivalents and restricted cash | |||||||||
16,209 | 5,123 | 7,865 | 2,807 | -3,553 | 15,274 | -14,864 | 1,686 | 22,101 | -2,089 |
Cash paid for income taxes | |||||||||
620 | 1,093 | 428 | 459 | 432 | 336 | 173 | 243 | 622 | 28 |
Cash paid for interest | |||||||||
- | - | - | - | - | - | - | - | 13 | 120 |
Non-cash investing and financing activities | |||||||||
Accrued purchases of property and equipment | |||||||||
1,110 | 717 | 1,452 | 3,847 | 1,809 | 1,138 | 1,168 | 1,010 | - | - |
Change in fair value of investments | |||||||||
-454 | -495 | -316 | 4,269 | - | - | - | - | - | - |