Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Additional Information (Details)

v3.22.1
Stock-Based Compensation - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Sep. 29, 2021
Mar. 31, 2022
Mar. 31, 2021
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Average exercise price per share   $ 0.63  
Number of shares awarded   0  
Unvested RSUs      
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Unrecognized compensation expense expected to be recognized over the weighted average period   3 years 7 months 17 days  
Fair value of RSUs   $ 1,903  
Unrecognized compensation expense   $ 4,283  
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%    
2021 Equity Incentive Plan      
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Maximum number of shares authorized for issuance (in shares)   10,052,787  
Number of shares awarded   3,679,267  
Number of shares remain available for issuance   6,373,520  
Weighted-average grant-date fair value per stock option granted (in dollars per share)     $ 0.17
Unrecognized compensation expense   $ 51  
Unrecognized compensation expense expected to be recognized over the weighted average period   1 year 8 months 1 day  
Number of shares available for purchase   1,381,998  
Number of shares purchased   0