General form of registration statement for all companies including face-amount certificate companies

Stock-Based Compensation (Details)

v3.21.2
Stock-Based Compensation (Details) - SHAPEWAYS, INC - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Aug. 23, 2010
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Maximum number of shares of common stock that may be issued 16,942,546        
Expiration term   10 years   10 years  
Vesting term   4 years   4 years  
Number of options granted   37,000 2,185,299 2,251,449 1,814,392
Exercise price   $ 0.28   $ 0.37 $ 0.37
Stock compensation expense   $ 345 $ 361 $ 721 $ 740
Weighted-average grant-date fair value per stock option granted   $ 0.15 $ 0.18 $ 0.18  
Unrecognized compensation expense   $ 612 $ 1,296 $ 940 $ 1,429
Unrecognized compensation expense expected to be recognized over the weighted average period   1 year 3 months 3 days   1 year 3 months 3 days  
Minimum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Vesting term 4 years        
Exercise price   $ 0.28 $ 0.28 $ 0.28 $ 0.28
Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Expiration term 10 years        
Exercise price   $ 0.37 $ 0.37 $ 0.37 $ 0.37