| Dec'14 | Sep'14 | Jun'14 | Mar'14 | Dec'13 | Sep'13 | Jun'13 | Mar'13 | Dec'12 | Sep'12 | Jun'12 | Mar'12 | Dec'11 | Sep'11 | Jun'11 | Mar'11 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Operating activities | |||||||||||||||
Net income (loss) | |||||||||||||||
-10,897 | -15,977 | -10,477 | -6,259 | 2,715 | -1,189 | -10,232 | -3,747 | 549 | 2,334 | 1,332 | 1,724 | 924 | -572 | 1,576 | -826 |
Adjustments to reconcile net income (loss) to net cash provided by operating activities: | |||||||||||||||
Depreciation and amortization | |||||||||||||||
9,915 | 9,039 | 8,596 | 8,074 | 7,443 | 5,877 | 5,155 | 4,779 | 4,071 | 3,617 | 2,749 | 2,336 | 1,761 | 2,035 | 1,868 | 1,526 |
Share-based compensation expense | |||||||||||||||
9,909 | 8,634 | 8,410 | 7,132 | 5,055 | 3,768 | 10,467 | 4,146 | 2,256 | 1,712 | 1,225 | 1,418 | 654 | 488 | 413 | 390 |
Loss on disposal of property and equipment | |||||||||||||||
-49 | -103 | -118 | -235 | -16 | -226 | -173 | -495 | -239 | -45 | -132 | 63 | -139 | 28 | -26 | -20 |
Bad debt expense | |||||||||||||||
830 | 474 | 590 | 635 | 726 | 416 | 351 | 414 | 677 | 270 | 181 | 99 | 209 | 208 | 156 | 21 |
Deferred rent | |||||||||||||||
-1,236 | -5,958 | 2,082 | 697 | -523 | 245 | -320 | 198 | -7,099 | 730 | 489 | 411 | 747 | 412 | 119 | -35 |
Amortization of bond premium | |||||||||||||||
6,134 | -877 | -939 | -812 | 870 | -36 | -141 | -69 | 1,337 | -188 | -199 | -199 | -183 | -1 | 1 | 2 |
Changes in operating assets and liabilities: | |||||||||||||||
Accounts receivable | |||||||||||||||
-2,280 | 2,383 | 5,616 | 260 | 304 | 2,074 | 3,935 | 1,258 | -88 | 1,149 | 1,796 | 601 | -308 | 1,015 | 1,735 | -234 |
Prepaid expenses and other assets | |||||||||||||||
1,002 | 2,517 | -355 | 1,920 | 116 | 965 | -1,306 | 1,768 | -657 | 1,471 | -379 | -1,085 | 2,429 | -1,073 | 267 | 1,259 |
Accounts payable | |||||||||||||||
-4,008 | -913 | 7,876 | 1,679 | 774 | -1,936 | 1,418 | 1,241 | 233 | -812 | 1,983 | -413 | -2,068 | 1,210 | 1,257 | 517 |
Accrued expenses | |||||||||||||||
-922 | 6,061 | -100 | 3,538 | -7 | 2,551 | 204 | -1,710 | - | - | 1,663 | -587 | 438 | 47 | 555 | 1,420 |
Deferred revenue | |||||||||||||||
635 | 684 | 1,897 | -158 | 1,405 | 1,546 | 1,529 | -570 | -412 | 22 | 2,156 | 764 | -59 | 87 | 885 | 1,478 |
Net cash provided by operating activities | |||||||||||||||
12,162 | 4,482 | 14,670 | 14,205 | 18,762 | 3,990 | 6,257 | 2,289 | 13,112 | 5,436 | 10,566 | 6,498 | 807 | 5,683 | 4,852 | 3,484 |
Investing activities | |||||||||||||||
Proceeds from maturities of investments | |||||||||||||||
- | 36,027 | 29,346 | 44,539 | - | 9,000 | 28,000 | 5,000 | - | - | - | - | 0 | -500 | 4,750 | 500 |
Purchases of investments | |||||||||||||||
60,385 | 53,006 | 56,159 | 103,094 | 141,658 | 38,217 | 32,463 | 23,809 | - | - | - | - | 44,521 | -497 | 250 | 3,498 |
Purchases of property and equipment | |||||||||||||||
8,316 | 8,906 | 7,501 | 7,872 | 5,613 | 5,438 | 5,052 | 5,944 | 6,339 | 3,754 | 3,373 | 2,525 | 226 | 4,225 | 1,999 | 1,236 |
Purchases of intangible assets | |||||||||||||||
8,477 | 1,038 | 985 | 1,147 | 1,296 | 922 | 1,022 | 685 | 1,548 | 837 | 1,184 | 504 | 130 | 130 | 745 | 130 |
Acquisitions, net of cash acquired of $2,879 in 2012 | |||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | 5,540 | 0 | 0 | 1,000 |
Net cash used in investing activities | |||||||||||||||
-12,141 | -26,923 | -38,799 | -67,574 | -137,660 | -78,192 | -10,537 | -25,438 | -52,690 | -991 | -40,962 | -3,029 | -50,417 | -4,358 | 1,756 | -5,364 |
Financing activities | |||||||||||||||
Proceeds from exercise of Class A common stock options | |||||||||||||||
2,979 | 6,917 | 8,764 | 5,263 | 1,770 | 7,639 | 3,884 | 5,057 | 760 | 1,895 | 1,888 | 2,905 | 1,723 | 185 | 352 | 657 |
Net cash provided by financing activities | |||||||||||||||
2,979 | 6,917 | 8,764 | 5,263 | 1,770 | 261,538 | 3,884 | 5,057 | 760 | 158,621 | 1,888 | 2,905 | 1,723 | 78,327 | -1,502 | 657 |
Net increase (decrease) in cash and cash equivalents during period | |||||||||||||||
3,000 | -15,524 | -15,365 | -48,106 | -117,128 | 187,336 | -396 | -18,092 | -38,818 | 163,066 | -28,508 | 6,374 | -47,887 | 79,652 | 5,106 | -1,223 |
Supplemental disclosures of cash flow information | |||||||||||||||
Noncash transactions: | |||||||||||||||
Capitalized share-based compensation | |||||||||||||||
1,589 | 1,910 | 1,500 | 1,586 | 1,003 | 1,082 | 955 | 777 | 600 | 698 | 698 | 383 | 242 | 136 | 121 | 101 |
Write-off of fully depreciated property and equipment | |||||||||||||||
1,497 | 235 | 1,519 | 1,498 | 482 | 2,423 | 307 | 485 | - | - | - | - | - | - | - | - |
Deferred offering costs not yet paid | |||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | 218 | 976 |
Class A common stock issued in connection with an acquisition | |||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | 0 | 0 | 0 | 910 |