(Unaudited) | ||||||||||||||||
Three Months Ended
June 30, |
Six Months Ended
June 30, | |||||||||||||||
(in thousands) | 2021 | 2020 | 2021 | 2020 | ||||||||||||
Net (loss) income | $ | (13,648 | ) | $ | (10,223 | ) | $ | 712 | $ | (4,193 | ) | |||||
Income tax expense | 1,361 | 2,768 | 1,402 | 7,420 | ||||||||||||
Stock-based compensation expense | 10,648 | 4,534 | 20,296 | 7,705 | ||||||||||||
Interest expense | 2,988 | 2,843 | 5,961 | 5,656 | ||||||||||||
Depreciation and amortization | 6,494 | 5,633 | 13,180 | 11,293 | ||||||||||||
Restructuring expense | 1,732 | — | 5,078 | — | ||||||||||||
Special adjustments, interest income and other | (79 | ) | 194 | (173 | ) | (460 | ) | |||||||||
Adjusted EBITDA | $ | 9,496 | $ | 5,749 | $ | 46,456 | $ | 27,421 |