Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands | Total | Common stock | Preferred stock | Additional paid-in capital | Accumulated deficit | Accumulated other comprehensive loss | Treasury stock |
Beginning balance (in shares) at Dec. 31, 2022 | | 51,102 | | | | | 6,151 |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Common stock issued upon vesting of restricted stock | | 285 | | | | | |
Common stock issued for ESPP purchases | | 68 | | | | | |
Tax withholding upon vesting of employee stock awards | | | | | | | 102 |
Ending balance (in shares) at Jun. 30, 2023 | | 51,455 | | | | | 6,253 |
Ending balance at Jun. 30, 2023 | | $ 5 | | | | | |
Beginning balance at Dec. 31, 2022 | | $ 5 | | | | | |
Beginning balance at Dec. 31, 2022 | | | | $ 982,718 | $ (173,829) | $ (522) | $ (162,546) |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Stock-based compensation to employees and directors | | | | 12,065 | | | |
Common stock issued for ESPP purchases | | | | 1,121 | | | |
Net loss | $ (83,800) | | | | (83,800) | | |
Net other comprehensive income | 8 | | | | | 8 | |
Tax withholding upon vesting of employee stock awards | | | | | | | 2,054 |
Ending balance at Jun. 30, 2023 | 573,166 | | | 995,904 | (257,629) | (514) | $ (164,600) |
Beginning balance (in shares) at Mar. 31, 2023 | | 51,438 | | | | | 6,247 |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Common stock issued upon vesting of restricted stock | | 17 | | | | | |
Common stock issued for ESPP purchases | | 0 | | | | | |
Tax withholding upon vesting of employee stock awards | | | | | | | 6 |
Ending balance (in shares) at Jun. 30, 2023 | | 51,455 | | | | | 6,253 |
Ending balance at Jun. 30, 2023 | | $ 5 | | | | | |
Beginning balance at Mar. 31, 2023 | | | | 989,634 | (184,136) | (518) | $ (164,480) |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Stock-based compensation to employees and directors | | | | 6,270 | | | |
Common stock issued for ESPP purchases | | | | 0 | | | |
Net loss | (73,493) | | | | (73,493) | | |
Net other comprehensive income | 4 | | | | | 4 | |
Tax withholding upon vesting of employee stock awards | | | | | | | 120 |
Ending balance at Jun. 30, 2023 | $ 573,166 | | | 995,904 | (257,629) | (514) | $ (164,600) |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Common stock, shares outstanding (in shares) | | 45,202 | | | | | |
Preferred stock, $0.0001 par value, authorized shares - 5,000, issued and outstanding - none | | | $ 0 | | | | |
Common stock, shares outstanding (in shares) | 45,414 | | | | | | |
Preferred stock, $0.0001 par value, authorized shares - 5,000, issued and outstanding - none | $ 0 | | | | | | |
Beginning balance (in shares) at Dec. 31, 2023 | | 51,770 | | | | | 6,356 |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Common stock issued upon vesting of restricted stock | | 404 | | | | | |
Common stock issued for ESPP purchases | | 56 | | | | | |
Tax withholding upon vesting of employee stock awards | | | | | | | 124 |
Ending balance (in shares) at Jun. 30, 2024 | | 52,230 | | | | | 6,480 |
Ending balance at Jun. 30, 2024 | | $ 5 | | | | | |
Beginning balance at Dec. 31, 2023 | | $ 5 | | | | | |
Beginning balance at Dec. 31, 2023 | 359,132 | | | 1,007,649 | (481,671) | (506) | $ (166,345) |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Stock-based compensation to employees and directors | | | | 10,035 | | | |
Common stock issued for ESPP purchases | | | | 935 | | | |
Net loss | (116,506) | | | | (116,506) | | |
Net other comprehensive income | 8 | | | | | 8 | |
Tax withholding upon vesting of employee stock awards | | | | | | | 3,250 |
Ending balance at Jun. 30, 2024 | 250,354 | | | 1,018,619 | (598,177) | (498) | $ (169,595) |
Beginning balance (in shares) at Mar. 31, 2024 | | 52,210 | | | | | 6,477 |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Common stock issued upon vesting of restricted stock | | 20 | | | | | |
Common stock issued for ESPP purchases | | 0 | | | | | |
Tax withholding upon vesting of employee stock awards | | | | | | | 3 |
Ending balance (in shares) at Jun. 30, 2024 | | 52,230 | | | | | 6,480 |
Ending balance at Jun. 30, 2024 | | $ 5 | | | | | |
Beginning balance at Mar. 31, 2024 | | | | 1,013,360 | (555,599) | (502) | $ (169,517) |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Stock-based compensation to employees and directors | | | | 5,259 | | | |
Common stock issued for ESPP purchases | | | | 0 | | | |
Net loss | (42,578) | | | | (42,578) | | |
Net other comprehensive income | 4 | | | | | 4 | |
Tax withholding upon vesting of employee stock awards | | | | | | | 78 |
Ending balance at Jun. 30, 2024 | $ 250,354 | | | $ 1,018,619 | $ (598,177) | $ (498) | $ (169,595) |
Increase (Decrease) in Stockholders' Equity | | | | | | | |
Common stock, shares outstanding (in shares) | 45,750 | 45,750 | | | | | |
Preferred stock, $0.0001 par value, authorized shares - 5,000, issued and outstanding - none | $ 0 | | $ 0 | | | | |