Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation -Narrative (Details)

v3.23.1
Stock-Based Compensation -Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Sep. 29, 2021
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2021
Dec. 31, 2022
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]          
Average exercise price per share   $ 0.63     $ 0.65
Number of shares awarded (in shares)   0 0    
Unrecognized compensation expense   $ 20      
Unrecognized compensation expense expected to be recognized over the weighted average period   9 months 7 days      
Unvested RSUs          
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]          
Unrecognized compensation expense   $ 8,277      
Unrecognized compensation expense expected to be recognized over the weighted average period   3 years 14 days      
Fair value of RSUs   $ 521      
2010 Stock Plan          
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]          
Maximum number of shares authorized for issuance (in shares) 16,942,546        
Percentage of exchange ratio used to determine the number of restricted stock units granted as right to receive   10.00%      
Aggregate number of options to purchase   4,901,207      
Average exercise price per share   $ 0.62      
2010 Stock Plan | Legacy Shapeways Stock Option          
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]          
Percentage of recapitalization conversion ratio for conversion in to common stock 90.00%        
Percentage of recapitalization conversion ratio as divider for determining exercise price 90.00%        
Recapitalization conversion ratio 0.8293        
2021 Equity Incentive Plan          
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]          
Percentage of outstanding stock, maximum       5.00%  
Number of shares awarded (in shares)   12,525,045      
Number of shares remain available for issuance (in shares)   7,344,600      
2022 Equity Incentive Plan          
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]          
Number of shares awarded (in shares)   5,000,000      
Number of shares remain available for issuance (in shares)   3,221,329      
2021 Employee Stock Purchase Plan          
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]          
Number of shares available for purchase   1,381,998      
Number of shares purchased (in shares)   0