v3.26.1
Fair Value Measurements (Additional Information) (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 12 Months Ended
Mar. 31, 2026
USD ($)
Units
$ / shares
shares
Mar. 16, 2026
shares
Feb. 27, 2026
USD ($)
Crypto
shares
Dec. 08, 2025
USD ($)
shares
Jul. 22, 2025
$ / shares
Oct. 31, 2024
USD ($)
Sep. 30, 2023
USD ($)
Mar. 31, 2026
USD ($)
Units
$ / shares
$ / Crypto
shares
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
shares
Jun. 18, 2024
shares
Subsidiary, Sale of Stock [Line Items]                      
Note discount rate               24.00%   21.00%  
Crypto Asset, Number of Units, Total | Units 955             955      
Purchased revenue liability | $ $ 8,400             $ 8,400   $ 8,400  
Digital assets, Fair Value | $ $ 65,345             $ 65,345   $ 64,709  
Warrants outstanding 156,220             156,220   156,220  
Gain on derivative liability | $               $ 25,709 $ 10,409    
Common stock upon conversation of cash | $               $ 3,000      
Discount rate of FDA 9.50%             9.50%      
Development Milestone Payment | $               $ 200   $ 200  
Common stock, shares issued 8,491,267             8,491,267   7,033,004 3,250,000
Additional paid-in capital | $ $ 799,301             $ 799,301   $ 796,721  
Derivative warrant liabilities | $               25,500      
Accumulated other comprehensive income | $ (6,550)             $ (6,550)   (5,803)  
Datavault Meme Coin and Warrant Distributions [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Crypto Asset, Number of Units, Total | Crypto     2,643,441                
Warrants received     2,643,441                
Crpto Asset Coin Price | $ / Crypto               0.000084      
Fair Value of the Fee Warrant | $ $ 400   $ 500                
Warrants exercised price | $ / shares $ 5             $ 5      
Oramed Note [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Estimated fair value | $ $ 28,900             $ 28,900   27,700  
Principle amount of issued debt | $             $ 101,900        
Change in fair value due to credit risk | $               0 0    
Change in fair value of debt and liability instruments | $               1,200 2,800    
Tranche B Notes                      
Subsidiary, Sale of Stock [Line Items]                      
Estimated fair value | $ 12,000             12,000   17,500  
Principle amount of issued debt | $           $ 50,000          
Change in fair value due to credit risk | $               0 0    
Change in fair value of debt and liability instruments | $               800 $ 2,500    
Scilex-St. James Loans [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Shares issued, shares   85,665,102                  
Principle amount of issued debt | $       $ 50,000              
Common stock, shares issued       85,838,800              
Scilex-St. James Loan Agreement And Amendment [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Gain on derivative liability | $               21,800      
Purchased Revenue Liability                      
Subsidiary, Sale of Stock [Line Items]                      
Purchased revenue liability | $ $ 8,400             8,400   $ 8,400  
Change in fair value of debt and liability instruments | $               $ 800      
Private Placement [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 1,000,000             1,000,000      
February 2024 BDO Firm Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 3,803,447             3,803,447      
Gain on derivative liability | $               $ 25,700      
February 2024 BDO Representative Warrants                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 470,588             470,588      
October 2024 Note holder Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 3,750,000             3,750,000      
December 2024 RDO Common Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 537,298             537,298      
Deposit Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 3,250,000             3,250,000      
Exchange Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 500,000             500,000      
September 2025 Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 275,000             275,000      
November 2025 Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 1,356,594             1,356,594      
February 2026 Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 100,000             100,000      
Common Stock [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Shares as Collateral               85,665,102      
Common Stock [Member] | Private Placement [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 28,572             28,572      
Common Stock [Member] | February 2024 BDO Firm Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 108,686             108,686      
Common Stock [Member] | February 2024 BDO Representative Warrants                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 13,446             13,446      
Common Stock [Member] | October 2024 Note holder Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 107,142             107,142      
Common Stock [Member] | December 2024 RDO Common Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 18,809,454             18,809,454      
Common Stock [Member] | Deposit Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 3,250,000             3,250,000      
Common Stock [Member] | Exchange Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 500,000             500,000      
Common Stock [Member] | September 2025 Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 275,000             275,000      
Common Stock [Member] | November 2025 Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 1,356,594             1,356,594      
Common Stock [Member] | February 2026 Warrants [Member]                      
Subsidiary, Sale of Stock [Line Items]                      
Warrants outstanding 100,000             100,000      
Tumim Purchase Agreement                      
Subsidiary, Sale of Stock [Line Items]                      
Sale of Stock Percentage of Ownership after Transaction         4.99%            
Sale of Stock Percentage of Ownership before Transaction         9.99%            
Sale of Common Stock per share | $ / shares         $ 8.09            
Number of Common Stock Shares Issued               1,390,443      
Percentage of number of common stock issued and outstanding         19.99%            
Registration Rights Agreement                      
Subsidiary, Sale of Stock [Line Items]                      
Common stock, shares issued 150,000             150,000