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Equity | 9 Months Ended
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Sep. 30, 2024
Equity |
Equity | Note 7 — Equity ​ Statement of Stockholders’ Equity ​ The following tables present the changes in Stockholders’ Equity: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | Accumulated |  | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | Additional | ​ | ​ | ​ | ​ | Other | ​ | ​ | ​
​ | ​ | Common Stock | ​ | Paid-in | ​ | Accumulated | ​ | Comprehensive | ​ | ​ | ​
​ | ​ | Shares | ​ | Amount | ​ | Capital | ​ | Deficit | ​ | Income | ​ | Total
​ | ​ | (in thousands)
Balance at December 31, 2023 |  | 56,364 | ​ | $ | 564 | ​ | $ | 1,202,440 | ​ | $ | (532,169) | ​ | $ | 1,607 | ​ | $ | 672,442
Net income |  | — | ​ |  | — | ​ |  | — | ​ |  | 21,854 | ​ |  | — | ​ |  | 21,854
Other comprehensive income (loss), net of tax |  | — | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | (128) | ​ |  | (128)
Share-based compensation expense |  | — | ​ |  | — | ​ |  | 8,082 | ​ |  | — | ​ |  | — | ​ |  | 8,082
Net issuance under employee stock plans | ​ | 273 | ​ | ​ | 2 | ​ | ​ | (14,342) | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (14,340)
Balance at March 31, 2024 |  | 56,637 | ​ | $ | 566 | ​ | $ | 1,196,180 | ​ | $ | (510,315) | ​ | $ | 1,479 | ​ | $ | 687,910
Net income |  | — | ​ |  | — | ​ |  | — | ​ |  | 14,944 | ​ |  | — | ​ |  | 14,944
Other comprehensive income (loss), net of tax |  | — | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | (12) | ​ |  | (12)
Share-based compensation expense |  | — | ​ |  | — | ​ |  | 9,233 | ​ |  | — | ​ |  | — | ​ |  | 9,233
Net issuance under employee stock plans |  | 136 | ​ | ​ | 3 | ​ | ​ | 2,935 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 2,938
Balance at June 30, 2024 |  | 56,773 | ​ | $ | 569 | ​ | $ | 1,208,348 | ​ | $ | (495,371) | ​ | $ | 1,467 | ​ | $ | 715,013
Net income |  | — | ​ |  | — | ​ |  | — | ​ |  | 21,951 | ​ |  | — | ​ |  | 21,951
Other comprehensive income (loss), net of tax |  | — | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | 382 | ​ |  | 382
Share-based compensation expense |  | — | ​ |  | — | ​ |  | 9,459 | ​ |  | — | ​ |  | — | ​ |  | 9,459
Net issuance under employee stock plans |  | 5 | ​ | ​ | 1 | ​ | ​ | (287) | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (286)
Balance at September 30, 2024 |  | 56,778 | ​ | $ | 570 | ​ | $ | 1,217,520 | ​ | $ | (473,420) | ​ | $ | 1,849 | ​ | $ | 746,519
​ ​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | Accumulated |  | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | Additional | ​ | ​ | ​ | ​ | Other | ​ | ​ | ​
​ | ​ | Common Stock | ​ | Paid-in | ​ | Accumulated | ​ | Comprehensive | ​ | ​ | ​
​ | ​ | Shares | ​ | Amount | ​ | Capital | ​ | Deficit | ​ | Income | ​ | Total
​ | ​ | (in thousands)
Balance at December 31, 2022 |  | 51,660 | ​ | $ | 517 | ​ | $ | 1,078,180 | ​ | $ | (501,801) | ​ | $ | 928 | ​ | $ | 577,824
Net income |  | — | ​ |  | — | ​ |  | — | ​ |  | 8,741 | ​ |  | — | ​ |  | 8,741
Other comprehensive income (loss), net of tax |  | — | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | 476 | ​ |  | 476
Share-based compensation expense |  | — | ​ |  | — | ​ |  | 7,027 | ​ |  | — | ​ |  | — | ​ |  | 7,027
Net issuance under employee stock plans | ​ | 33 | ​ | ​ | — | ​ | ​ | (8,509) | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (8,509)
Balance at March 31, 2023 |  | 51,693 | ​ | $ | 517 | ​ | $ | 1,076,698 | ​ | $ | (493,060) | ​ | $ | 1,404 | ​ | $ | 585,559
Net income (loss) |  | — | ​ |  | — | ​ |  | — | ​ |  | (85,320) | ​ |  | — | ​ |  | (85,320)
Other comprehensive income (loss), net of tax |  | — | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | (39) | ​ |  | (39)
Share-based compensation expense |  | — | ​ |  | — | ​ |  | 7,932 | ​ |  | — | ​ |  | — | ​ |  | 7,932
Partial Extinguishment of 2025 and 2027 Notes | ​ | 4,460 | ​ | ​ | 45 | ​ | ​ | 102,095 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | 102,140
Net issuance under employee stock plans | ​ | 185 | ​ | ​ | 2 | ​ | ​ | 2,326 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 2,328
Balance at June 30, 2023 |  | 56,338 | ​ | $ | 564 | ​ | $ | 1,189,051 | ​ | $ | (578,380) | ​ | $ | 1,365 | ​ | $ | 612,600
Net income |  | — | ​ |  | — | ​ |  | — | ​ |  | 24,574 | ​ |  | — | ​ |  | 24,574
Other comprehensive income (loss), net of tax |  | — | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | 133 | ​ |  | 133
Share-based compensation expense |  | — | ​ |  | — | ​ |  | 7,420 | ​ |  | — | ​ |  | — | ​ |  | 7,420
Net issuance under employee stock plans | ​ | (1) | ​ | ​ | — | ​ | ​ | (247) | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (247)
Balance at September 30, 2023 |  | 56,337 | ​ | $ | 564 | ​ | $ | 1,196,224 | ​ | $ | (553,806) | ​ | $ | 1,498 | ​ | $ | 644,480
​ Accumulated Other Comprehensive Income (“AOCI”) ​ The following table presents the changes in the balances of each component of AOCI, net of tax: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Unrealized | ​ | ​ | ​
​ | ​ | ​ | ​ | Gains (Losses) | ​ | ​ | ​
​ | ​ | Foreign | ​ | on Available | ​ | ​ | ​
​ | ​ | Currency | ​ | for Sale | ​ | ​ | ​
​ |  | Translation |  | Securities |  | Total
​ | ​ | (in thousands)
Balance - December 31, 2023 | ​ | $ | 1,761 | ​ | $ | (154) | ​ | $ | 1,607
Other comprehensive income (loss) | ​ |  | 70 | ​ |  | 172 | ​ |  | 242
Balance - September 30, 2024 | ​ | $ | 1,831 | ​ | $ | 18 | ​ | $ | 1,849
​ There were immaterial reclassifications from AOCI into net income for the three and nine months ended September 30, 2024 and 2023.

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