| RECONCILIATION OF INTEREST AND OTHER INCOME (EXPENSE), NET, TO NON-GAAP INTEREST AND OTHER INCOME, NET | ||||||||||||||||
| (Unaudited, in thousands) | ||||||||||||||||
|
Three Months Ended
December 31, |
Year Ended
December 31, | |||||||||||||||
| 2019 | 2018 | 2019 | 2018 | |||||||||||||
| Total interest and other income (expense), net | $ | 2,731 | $ | (393 | ) | $ | 10,558 | $ | 4,994 | |||||||
| Adjustments to reconcile interest and other income (expense) to non-GAAP interest and other income: | ||||||||||||||||
| Deferred compensation plan (income) expense | (1,176 | ) | 1,971 | (3,806 | ) | 1,022 | ||||||||||
| Non-GAAP interest and other income, net | $ | 1,555 | $ | 1,578 | $ | 6,752 | $ | 6,016 | ||||||||
| RECONCILIATION OF INCOME BEFORE INCOME TAXES TO NON-GAAP INCOME BEFORE INCOME TAXES | ||||||||||||||||
| (Unaudited, in thousands) | ||||||||||||||||
|
Three Months Ended
December 31, |
Year Ended
December 31, | |||||||||||||||
| 2019 | 2018 | 2019 | 2018 | |||||||||||||
| Total income before income taxes | $ | 33,425 | $ | 32,684 | $ | 113,120 | $ | 118,482 | ||||||||
| Adjustments to reconcile income before income taxes to non-GAAP income before income taxes: | ||||||||||||||||
| Stock-based compensation expense | 18,680 | 14,842 | 78,699 | 60,607 | ||||||||||||
| Amortization of acquisition-related intangible assets | - | 197 | 110 | 841 | ||||||||||||
| Deferred compensation plan expense | 235 | 458 | 189 | 431 | ||||||||||||
| Non-GAAP income before income taxes | $ | 52,340 | $ | 48,181 | $ | 192,118 | $ | 180,361 | ||||||||
