| The following table provides a reconciliation of Non-GAAP net income and Non-GAAP diluted income per share to net income (loss) and income (loss) per share - diluted, the most comparable GAAP financial measures (in thousands, except per share amounts): | ||||||||||||||||||||
| (Unaudited) | ||||||||||||||||||||
|
Three Months Ended
December 31, |
Twelve Months Ended
December 31, | |||||||||||||||||||
| 2018 606 | 2018 605 | 2017 605 | 2018 606 | 2018 605 | 2017 605 | |||||||||||||||
| Net income (loss) | $ | (10,823) | $ | (9,842) | $ | (60,347) | $ | 13,715 | $ | 2,899 | $ | (99,407) | ||||||||
| Stock-based compensation expense | 2,126 | 2,126 | 7,979 | 3,339 | 3,339 | 47,281 | ||||||||||||||
| Amortization of intangible assets | 2,076 | 2,076 | 2,161 | 7,739 | 7,739 | 5,448 | ||||||||||||||
| Non-recurring adjustments | 10,627 | 10,627 | 47,429 | 6,837 | 6,837 | 47,429 | ||||||||||||||
| Income tax effect of non-GAAP adjustments* | - | - | 15,366 | - | - | 15,366 | ||||||||||||||
| Non-GAAP net income | $ | 4,006 | $ | 4,987 | $ | 12,588 | $ | 31,630 | $ | 20,814 | $ | 16,117 | ||||||||
| Income (loss) per share - diluted | $ | (0.15) | $ | (0.14) | $ | (1.03) | $ | 0.18 | $ | 0.04 | $ | (1.89) | ||||||||
| Non-GAAP income per share - diluted | $ | 0.05 | $ | 0.06 | $ | 0.18 | $ | 0.41 | $ | 0.27 | $ | 0.26 | ||||||||
| GAAP diluted shares outstanding: | ||||||||||||||||||||
| Weighted average number of shares used in computing net income (loss) per share, diluted | 70,548 | 70,548 | 58,674 | 74,878 | 74,878 | 52,466 | ||||||||||||||
| Non-GAAP diluted shares outstanding: | ||||||||||||||||||||
| Number of shares used in computing net income per share, diluted | 77,700 | 77,700 | 68,156 | 77,700 | 77,700 | 62,632 | ||||||||||||||
| * | The income tax effect of non-GAAP adjustments for 2018 is affected by the U.S. valuation allowance. | |||||||||||||||||||
