SUMMARY CONSOLIDATED CASH FLOWS
(in thousands)
(unaudited)
| FOR THE THREE MONTHS ENDED SEPTEMBER 30, | FOR THE NINE MONTHS ENDED SEPTEMBER 30, | ||||||||||||||
| 2021 | 2020 | 2021 | 2020 | ||||||||||||
| Income before income taxes | $ | 29,467 | $ | 9,059 | $ | 28,414 | $ | 34,953 | |||||||
| Taxes paid | (5,042 | ) | (4,423 | ) | (9,835 | ) | (18,211 | ) | |||||||
| Non-cash expenses | 35,882 | 26,481 | 95,272 | 76,627 | |||||||||||
| Change in deferred revenue | 150,703 | 75,749 | 64,044 | 53,066 | |||||||||||
| Increase in operating working capital, deferred charges and other | (114,746 | ) | (5,524 | ) | (118,732 | ) | (2,223 | ) | |||||||
| Purchases of property and equipment and capitalized patent costs | (8,857 | ) | (15,981 | ) | (30,022 | ) | (33,601 | ) | |||||||
| FREE CASH FLOW 2 | 87,407 | 85,361 | 29,141 | 110,611 | |||||||||||
| Long-term investments | — | 4,260 | (1,091 | ) | 4,260 | ||||||||||
| Non-controlling interest distribution | — | — | (1,109 | ) | — | ||||||||||
| Dividends paid | (10,794 | ) | (10,781 | ) | (32,319 | ) | (32,290 | ) | |||||||
| Taxes withheld upon restricted stock unit vestings | (74 | ) | (55 | ) | (3,747 | ) | (1,535 | ) | |||||||
| Payments on long-term debt | — | — | — | (94,909 | ) | ||||||||||
| Repurchase of common stock | (11,859 | ) | — | (23,000 | ) | (349 | ) | ||||||||
| Net proceeds from exercise of stock options | 1,516 | — | 5,885 | 1,792 | |||||||||||
| Unrealized gain (loss) on short-term investments | (734 | ) | (152 | ) | (1,409 | ) | 983 | ||||||||
| NET INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS, RESTRICTED CASH AND SHORT-TERM INVESTMENTS | $ | 65,462 | $ | 78,633 | $ | (27,649 | ) | $ | (11,437 | ) | |||||
