v3.26.1
Stock-Based Compensation (Details) - USD ($)
$ / shares in Units, shares in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Jul. 21, 2022
Nov. 26, 2021
Sep. 30, 2005
Stock-Based Compensation [Line Items]              
Shares issued 20,973 19,478          
Stock option proceeds $ 3,734,000 $ 113,000 $ 1,194,000        
Compensation expense 21,659,000 27,255,000 $ 33,660,000        
Unrecognized compensation costs $ 1,000,000 $ 21,100,000          
Shares granted 69,323 69,322 69,322 69,322      
2005 Equity Incentive Plan [Member]              
Stock-Based Compensation [Line Items]              
Options, vesting term 4 years            
Vest term 10 years            
Options, exercise term exception except when granted to a holder who, at the time the option is granted, owns stock representing more than 10% of the voting power of all classes of stock of Newegg or any subsidiaries, in which case, the term of the option shall be no more than five years from the date of grant            
Stock options, exercised 340,780 1,104,673 108,940        
Stock option proceeds $ 3,700,000 $ 100,000 $ 1,200,000        
Exercise prices of per share $ 10.95   $ 11        
Total intrinsic value of stock options exercised $ 27,500,000 11,300,000 $ 1,700,000        
Unrecognized compensation costs $ 0 $ 0          
2005 Equity Incentive Plan [Member] | Cashless exercise [Member]              
Stock-Based Compensation [Line Items]              
Stock options, exercised 340,780 10,351 108,940        
2005 Equity Incentive Plan [Member] | Stock Options [Member] | Selling, General and Administrative Expenses [Member]              
Stock-Based Compensation [Line Items]              
Compensation expense $ 1,400,000 $ 3,100,000        
2005 Equity Incentive Plan [Member] | Maximum [Member]              
Stock-Based Compensation [Line Items]              
Shares issued             4,147,607
Exercise prices of per share   $ 11          
2005 Equity Incentive Plan [Member] | Minimum [Member]              
Stock-Based Compensation [Line Items]              
Exercise prices of per share   $ 5.4          
2021 Equity Incentive Plan [Member]              
Stock-Based Compensation [Line Items]              
Maximum share issuance           368,745  
2021 Equity Incentive Plan [Member] | Restricted Stock Units [Member]              
Stock-Based Compensation [Line Items]              
Vest term 4 years            
Shares granted 4,500 3,500          
2021 Equity Incentive Plan [Member] | Restricted Stock Units [Member] | Selling, General and Administrative Expenses [Member]              
Stock-Based Compensation [Line Items]              
Compensation expense $ 21,700,000 $ 25,900,000 $ 30,500,000        
2021 Equity Incentive Plan [Member] | Performance Shares [Member]              
Stock-Based Compensation [Line Items]              
Vesting term, description The vesting of each PRSU is based on financial performance tied to GMV. The vesting of PRSUs is determined at the end of each of the four-year performance periods. The payout can vary from zero to 100% based on actual results and performance goals may be adjusted by the Compensation Committee from time to time in its sole discretion.            
2021 Equity Incentive Plan [Member] | Maximum [Member]              
Stock-Based Compensation [Line Items]              
Maximum share issuance         818,745    
2021 Equity Incentive Plan [Member] | Minimum [Member]              
Stock-Based Compensation [Line Items]              
Maximum share issuance           368,745