RECONCILIATION OF OPERATING INCOME TO NON-GAAP OPERATING INCOME
(Unaudited, in thousands) | ||||||||||||||||
Three Months Ended
September 30, |
Nine Months Ended
September 30, | |||||||||||||||
2023 | 2022 | 2023 | 2022 | |||||||||||||
Total operating income | $ | 135,566 | $ | 151,871 | $ | 372,167 | $ | 389,893 | ||||||||
Adjustments to reconcile total operating income to non-GAAP total operating income: | ||||||||||||||||
Stock-based compensation expense | 33,603 | 42,997 | 108,604 | 125,723 | ||||||||||||
Amortization of purchased intangible assets | 33 | 33 | 99 | 99 | ||||||||||||
Deferred compensation plan expense (income) | (1,355 | ) | (1,205 | ) | 4,178 | (8,957 | ) | |||||||||
Non-GAAP operating income | $ | 167,847 | $ | 193,696 | $ | 485,048 | $ | 506,758 |