| Three Months Ended June 30, | Six Months Ended June 30, | |||||||||||||||
| 2020 | 2019 | 2020 | 2019 | |||||||||||||
| Total operating expenses | $ | 74,638 | $ | 63,106 | $ | 135,099 | $ | 119,395 | ||||||||
| Adjustments to reconcile total operating expenses to non-GAAP total operating expenses: | ||||||||||||||||
| Stock-based compensation expense | (20,402 | ) | (22,046 | ) | (38,407 | ) | (37,526 | ) | ||||||||
| Deferred compensation plan (expense) income | (3,572 | ) | (772 | ) | 30 | (2,571 | ) | |||||||||
| Non-GAAP operating expenses | $ | 50,664 | $ | 40,288 | $ | 96,722 | $ | 79,298 | ||||||||
RECONCILIATION OF OPERATING INCOME TO NON-GAAP OPERATING INCOME
(Unaudited, in thousands)
| Three Months Ended June 30, | Six Months Ended June 30, | |||||||||||||||
| 2020 | 2019 | 2020 | 2019 | |||||||||||||
| Total operating income | $ | 27,955 | $ | 20,119 | $ | 58,941 | $ | 41,836 | ||||||||
| Adjustments to reconcile total operating income to non-GAAP total operating income: | ||||||||||||||||
| Stock-based compensation expense | 21,044 | 22,709 | 39,606 | 38,719 | ||||||||||||
| Amortization of acquisition-related intangible assets | - | 51 | - | 102 | ||||||||||||
| Deferred compensation plan expense | 4,032 | 772 | 377 | 2,571 | ||||||||||||
| Non-GAAP operating income | $ | 53,031 | $ | 43,651 | $ | 98,924 | $ | 83,228 | ||||||||
RECONCILIATION OF OTHER INCOME, NET, TO NON-GAAP OTHER INCOME, NET
