(Unaudited) | ||||||||||||||||
Three Months Ended
June 30, |
Six Months Ended
June 30, | |||||||||||||||
(in thousands) | 2022 | 2021 | 2022 | 2021 | ||||||||||||
Total operating expense | $ | 110,401 | $ | 96,557 | $ | 217,868 | $ | 195,089 | ||||||||
Stock-based compensation expense | (19,170 | ) | (9,426 | ) | (35,881 | ) | (17,916 | ) | ||||||||
Amortization | (6,208 | ) | (4,615 | ) | (12,111 | ) | (9,492 | ) | ||||||||
Gain on mark-to-market adjustment of
contingent consideration | 5,304 | — | 5,304 | — | ||||||||||||
Restructuring expense | — | (1,571 | ) | — | (4,142 | ) | ||||||||||
Non-GAAP operating expense | $ | 90,327 | $ | 80,945 | $ | 175,180 | $ | 163,539 |