| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 | Dec'10 |
|---|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities: | |||||||||
Net Income (Loss) Attributable to Parent | |||||||||
69,336 | 57,304 | 40,440 | 19,224 | 15,865 | 30,244 | 1,541 | 2,221 | 1,954 | 847 |
Adjustments to reconcile net income to net cash provided by operating activities: | |||||||||
Depreciation and amortization expense | |||||||||
31,201 | 28,904 | 20,636 | 16,994 | 14,360 | 11,897 | 9,612 | 7,341 | 5,373 | 4,569 |
Accounts Receivable, Credit Loss Expense (Reversal) | |||||||||
247 | 86 | 657 | 199 | 851 | 470 | 307 | 218 | 193 | 117 |
Bad debt expense | |||||||||
-202 | -9 | -161 | -55 | -5 | -324 | -12 | -10 | -1 | -13 |
Stock-based compensation | |||||||||
34,892 | 30,090 | 26,961 | 20,149 | 17,494 | 10,549 | 5,506 | 3,452 | 2,147 | 1,870 |
Non-cash interest expense | |||||||||
- | - | - | - | - | - | - | 24 | 36 | 12 |
Amortization of accretion of discounts on marketable securities | |||||||||
1,597 | 1,136 | -1,324 | -1,000 | -594 | -565 | -282 | -7 | 0 | 0 |
Deferred income taxes | |||||||||
7,095 | -2,521 | -2,718 | -440 | 6,564 | -22,599 | -66 | 27 | - | - |
Excess tax benefits from stock-based compensation | |||||||||
- | - | - | 8,700 | 487 | 259 | 150 | 0 | - | - |
Impairment of intangible assets | |||||||||
- | - | - | - | 255 | 0 | 0 | - | - | - |
Changes in operating assets and liabilities: | |||||||||
Accounts receivable | |||||||||
2,456 | 11,467 | 17,966 | 4,898 | 10,183 | 4,882 | 4,343 | 4,014 | 6,651 | 1,166 |
Prepaid expenses and other assets | |||||||||
6,012 | 4,970 | 53 | 2,107 | 1,011 | 3,456 | -610 | -136 | 3,564 | 112 |
Restricted cash | |||||||||
- | - | - | - | 0 | 0 | - | - | - | - |
Accounts payable | |||||||||
-1,076 | 3,515 | -454 | -1,220 | -3,293 | 2,332 | -100 | -223 | 1,248 | -82 |
Accrued liabilities | |||||||||
715 | 1,426 | 1,485 | 9,696 | 3,339 | 1,622 | 437 | -972 | 2,752 | -182 |
Deferred revenues | |||||||||
28,060 | 24,725 | 29,830 | 17,903 | 21,378 | 14,817 | 11,281 | 13,683 | 11,885 | 4,415 |
Income taxes payable | |||||||||
- | - | - | - | - | - | - | - | - | -488 |
Other non-current liabilities | |||||||||
0 | -501 | 7,343 | 1,455 | 229 | -201 | 152 | 14 | 1,816 | 83 |
Net cash provided by operating activities | |||||||||
160,607 | 125,464 | 107,646 | 69,310 | 65,960 | 41,423 | 25,081 | 21,924 | 17,190 | 9,896 |
Cash flows from investing activities: | |||||||||
Purchases of marketable securities | |||||||||
331,131 | 339,862 | 299,891 | 222,953 | 146,707 | 157,660 | 145,263 | 83,547 | 0 | - |
Sales and maturities of marketable securities | |||||||||
328,350 | 285,224 | 231,996 | 149,708 | 105,509 | 157,339 | 138,124 | 0 | 0 | - |
Purchases of investments | |||||||||
- | - | - | - | - | - | - | - | - | 0 |
Purchases of property and equipment | |||||||||
27,573 | 22,775 | 37,818 | 23,245 | 20,051 | 13,914 | 13,650 | 11,200 | 7,499 | 1,510 |
Business combinations | |||||||||
4,050 | 13,633 | 12,482 | 0 | 0 | - | - | - | - | - |
Payments to Acquire Investments | |||||||||
625 | - | - | - | - | - | - | - | - | - |
Capitalized software development costs | |||||||||
- | - | 0 | 0 | 99 | 98 | 0 | 0 | - | - |
Release of restricted cash | |||||||||
- | - | - | - | - | - | -114 | 0 | 0 | - |
Purchases of intangible assets | |||||||||
- | - | - | - | - | - | - | 49 | 0 | 0 |
Net cash provided by investing activities | |||||||||
-35,029 | -93,546 | -118,195 | -96,490 | -61,348 | -14,333 | -20,675 | -94,796 | -7,499 | -4,261 |
Cash flows from financing activities: | |||||||||
Proceeds from initial public offering, net of offering costs | |||||||||
- | - | - | - | - | - | - | 84,534 | 0 | 0 |
Proceeds from exercise of stock options | |||||||||
24,831 | 24,053 | 31,327 | 15,157 | 10,095 | 7,639 | 4,073 | 1,685 | 948 | 522 |
Payments for taxes related to net share settlement of equity awards | |||||||||
15,743 | 14,879 | 20,924 | 438 | 0 | 0 | - | - | 128 | 0 |
Proceeds from early exercise of stock options | |||||||||
- | - | - | - | - | - | 40 | 384 | 390 | 80 |
Excess tax benefits from stock-based compensation | |||||||||
- | - | - | 8,700 | 487 | 259 | 150 | 0 | 0 | - |
Principal payments under finance lease obligations | |||||||||
1,709 | 1,617 | 0 | 0 | - | 805 | 1,186 | 2,401 | 1,476 | 1,149 |
Repurchase of common stock | |||||||||
86,424 | 85,040 | 0 | 0 | - | - | - | - | - | - |
Non-contingent payment related to acquisition | |||||||||
- | - | - | - | - | - | - | 1,000 | 0 | 2,751 |
Non-contingent payment related to acquisition | |||||||||
- | - | - | - | - | - | - | - | - | 0 |
Net cash used in financing activities | |||||||||
-79,045 | -77,483 | 10,403 | 23,419 | 10,582 | 7,093 | 3,077 | 83,202 | -10 | -547 |
Effect of Exchange Rate on Cash and Cash Equivalents, Continuing Operations | |||||||||
- | - | - | - | - | -48 | 1 | 7 | -143 | -27 |
Net increase in cash, cash equivalents and restricted cash | |||||||||
46,533 | -45,565 | -146 | -3,761 | 15,194 | 34,135 | 7,484 | 10,337 | 9,538 | 5,061 |
Supplemental disclosures of cash flow information | |||||||||
Interest Paid, Excluding Capitalized Interest, Operating Activities | |||||||||
107 | 168 | 3 | - | 6 | 9 | 43 | 162 | 128 | 163 |
Cash paid for income taxes, net of refunds | |||||||||
3,031 | 2,693 | 1,584 | - | 995 | 347 | 390 | 299 | 108 | 303 |
Business acquisitions recorded in Intangible Assets and Accrued liabilities | |||||||||
1,650 | 4,676 | 1,000 | - | 0 | - | - | - | - | - |
Purchases of property and equipment recorded in accounts payable and accrued liabilities | |||||||||
235 | 4,190 | 2,765 | - | 0 | 1,399 | 487 | 0 | - | - |
Purchase of property and equipment under capital lease | |||||||||
- | - | - | - | - | - | - | - | 3,100 | 2,467 |
Stock-based compensation | |||||||||
- | - | - | - | 19 | 47 | 262 | 155 | 52 | 32 |
Conversion of convertible preferred stock to common stock | |||||||||
- | - | - | - | - | - | - | 63,873 | 0 | 0 |
Issuance of common stock for acquisition of business | |||||||||
- | - | - | - | - | - | - | - | - | 77 |
Issuance of common stock for acquisition of license | |||||||||
- | - | - | - | - | - | - | 51 | 0 | 0 |