Annual report [Section 13 and 15(d), not S-K Item 405]

Summary of Significant Accounting Policies - Summary of Revisions to Previously Issued Condensed Consolidated Statement of Cash Flows (Details)

v3.26.1
Summary of Significant Accounting Policies - Summary of Revisions to Previously Issued Condensed Consolidated Statement of Cash Flows (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2024
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2025
Jun. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2025
Dec. 31, 2024
Error Corrections and Prior Period Adjustments Restatement [Line Items]                        
Net loss $ (11,188) $ (13,263) $ (25,014) $ (21,880) $ 935 $ (27,523) $ (38,277) $ (26,588) $ (49,465) $ (48,468) $ (71,362) $ (69,744)
Adjustments to reconcile net loss to net cash used in operating activities                        
Depreciation and amortization     1,023       1,887   2,735   3,379 4,778
Stock-based compensation     3,596     4,296 5,431 7,436 7,335 9,898 9,509 11,810
Reserve for excess and obsolete inventory                     6,979 7,179
Provision for credit loss related to trade accounts receivable                     1,863 2,786
Non-cash lease expense                     139 134
Changes in assets and liabilities                        
Accounts receivable                     (4,403) 3,074
Inventories                     24,415 6,121
Cash flows from financing activities                        
Gross proceeds from BEPO Offering                     0 12,000
Payments for issuance cost related to the BEPO Offering                     $ 0 (1,300)
As Previously Reported                        
Error Corrections and Prior Period Adjustments Restatement [Line Items]                        
Net loss (11,825) (13,756) (25,411) (23,125) (172) (28,314) (39,167) (28,486) (50,993) (51,611)   (73,297)
Adjustments to reconcile net loss to net cash used in operating activities                        
Depreciation and amortization     942       1,725   2,492     4,912
Stock-based compensation     4,074     5,087 6,483 9,334 9,106 13,041   15,363
Reserve for excess and obsolete inventory                       0
Provision for credit loss related to trade accounts receivable                       0
Non-cash lease expense                       0
Changes in assets and liabilities                        
Accounts receivable                       5,860
Inventories                       13,300
Cash flows from financing activities                        
Gross proceeds from BEPO Offering                       10,700
Payments for issuance cost related to the BEPO Offering                       0
Adjusted                        
Error Corrections and Prior Period Adjustments Restatement [Line Items]                        
Net loss $ 637 $ 493 397 $ 1,245 $ 1,107 791 890 1,898 1,528 3,143   3,553
Adjustments to reconcile net loss to net cash used in operating activities                        
Depreciation and amortization     81       162   243     (134)
Stock-based compensation     $ (478)     $ (791) $ (1,052) $ (1,898) $ (1,771) $ (3,143)   (3,553)
Reserve for excess and obsolete inventory                       7,179
Provision for credit loss related to trade accounts receivable                       2,786
Non-cash lease expense                       134
Changes in assets and liabilities                        
Accounts receivable                       (2,786)
Inventories                       (7,179)
Cash flows from financing activities                        
Gross proceeds from BEPO Offering                       1,300
Payments for issuance cost related to the BEPO Offering                       $ (1,300)