v3.26.1
CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY (UNAUDITED) - USD ($)
shares in Thousands, $ in Thousands
Total
Common Stock(1)
Additional Paid-In Capital
Accumulated Other Comprehensive Loss
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2024 [1]   5,126      
Beginning balance at Dec. 31, 2024 $ 69,993 $ 10 [1] $ 1,366,958 $ 3,601 $ (1,300,576)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 18,060   18,060    
Settlement of restricted stock (in shares) [1]   147      
Other comprehensive income (loss) (7,229)     (7,229)  
Net Income (Loss) (22,565)       (22,565)
Ending balance (in shares) at Jun. 30, 2025 [1]   5,299      
Ending balance at Jun. 30, 2025 58,706 $ 10 [1] 1,385,465 (3,628) (1,323,141)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock pursuant to the ESPP (in shares) [1]   26      
Issuance of common stock pursuant to the 2018 ESPP (as defined below) 447   447    
Beginning balance (in shares) at Mar. 31, 2025 [1]   5,218      
Beginning balance at Mar. 31, 2025 64,090 $ 10 [1] 1,376,692 1,246 (1,313,858)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 8,326   8,326    
Settlement of restricted stock (in shares) [1]   55      
Other comprehensive income (loss) (4,874)     (4,874)  
Net Income (Loss) (9,283)       (9,283)
Ending balance (in shares) at Jun. 30, 2025 [1]   5,299      
Ending balance at Jun. 30, 2025 58,706 $ 10 [1] 1,385,465 (3,628) (1,323,141)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock pursuant to the ESPP (in shares) [1]   26      
Issuance of common stock pursuant to the 2018 ESPP (as defined below) 447   447    
Beginning balance (in shares) at Dec. 31, 2025 [2]   5,451      
Beginning balance at Dec. 31, 2025 (6,508) $ 10 [2] 1,399,542 (1,996) (1,404,064)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 8,474   8,474    
Settlement of restricted stock (in shares) [2]   345      
Other comprehensive income (loss) 1,320     1,320  
Net Income (Loss) (19,356)       (19,356)
Ending balance (in shares) at Jun. 30, 2026 [2]   5,808      
Ending balance at Jun. 30, 2026 (16,004) $ 10 [2] 1,408,082 (676) (1,423,420)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock pursuant to the ESPP (in shares) [2]   12      
Issuance of common stock pursuant to the 2018 ESPP (as defined below) 66   66    
Beginning balance (in shares) at Mar. 31, 2026 [2]   5,507      
Beginning balance at Mar. 31, 2026 (4,003) $ 10 [2] 1,405,063 (532) (1,408,544)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 2,953   2,953    
Settlement of restricted stock (in shares) [2]   289      
Other comprehensive income (loss) (144)     (144)  
Net Income (Loss) (14,876)       (14,876)
Ending balance (in shares) at Jun. 30, 2026 [2]   5,808      
Ending balance at Jun. 30, 2026 (16,004) $ 10 [2] 1,408,082 $ (676) $ (1,423,420)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common stock pursuant to the ESPP (in shares) [2]   12      
Issuance of common stock pursuant to the 2018 ESPP (as defined below) $ 66   $ 66    
[1] The number of shares of common stock has been adjusted for the prior period presented to reflect the one-for-ten reverse stock split effected on June 5, 2026. See Note 2 -Significant Accounting Policies and Recent Accounting Standards for more information.
[2] The number of shares of common stock has been adjusted for the prior period presented to reflect the one-for-ten reverse stock split effected on June 5, 2026. See Note 2 -Significant Accounting Policies and Recent Accounting Standards for more information.