Stockholders' Equity - Convertible Preferred Stock (Details) - USD ($)
$ / shares in Units, $ in Thousands |
Jun. 30, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares authorized |
2,000,000
|
2,000,000
|
2,000,000
|
| Preferred stock, shares issued |
0
|
0
|
0
|
| Preferred stock, shares outstanding |
0
|
0
|
0
|
| SHAPEWAYS, INC |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares authorized |
41,641,842
|
41,641,842
|
41,641,842
|
| Preferred stock, shares issued |
22,602,820
|
22,579,695
|
22,579,695
|
| Preferred stock, shares outstanding |
22,602,820
|
22,579,695
|
22,579,695
|
| Convertible preferred stock, aggregate liquidation preference |
$ 60,436
|
$ 60,391
|
$ 60,391
|
| Common Stock Issuable Upon Conversion |
22,602,820
|
22,579,695
|
22,579,695
|
| Series A-1 | SHAPEWAYS, INC |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares authorized |
4,999,900
|
4,999,900
|
4,999,900
|
| Conversion Price |
$ 1.0000
|
$ 1.0000
|
$ 1.0000
|
| Convertible Series A-2 Preferred Stock |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares outstanding |
|
3,000,667
|
|
| Convertible Series A-2 Preferred Stock | SHAPEWAYS, INC |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares authorized |
5,000,000
|
5,000,000
|
5,000,000
|
| Preferred stock, shares issued |
3,000,667
|
3,000,667
|
3,000,667
|
| Preferred stock, shares outstanding |
3,000,667
|
3,000,667
|
3,000,667
|
| Convertible preferred stock, aggregate liquidation preference |
$ 2,251
|
$ 2,251
|
$ 2,251
|
| Conversion Price |
$ 1.0000
|
$ 1.0000
|
$ 1.0000
|
| Common Stock Issuable Upon Conversion |
3,000,667
|
3,000,667
|
3,000,667
|
| Convertible Series B Preferred Stock |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares outstanding |
|
1,809,751
|
|
| Convertible Series B Preferred Stock | SHAPEWAYS, INC |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares authorized |
3,044,939
|
3,044,939
|
3,044,939
|
| Preferred stock, shares issued |
1,809,751
|
1,809,751
|
1,809,751
|
| Preferred stock, shares outstanding |
1,809,751
|
1,809,751
|
1,809,751
|
| Convertible preferred stock, aggregate liquidation preference |
$ 2,262
|
$ 2,262
|
$ 2,262
|
| Conversion Price |
$ 1.6667
|
$ 1.6667
|
$ 1.6667
|
| Common Stock Issuable Upon Conversion |
1,809,751
|
1,809,751
|
1,809,751
|
| Convertible Series B-1 Preferred Stock |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares outstanding |
|
2,174,591
|
|
| Convertible Series B-1 Preferred Stock | SHAPEWAYS, INC |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares authorized |
2,405,620
|
2,405,620
|
2,405,620
|
| Preferred stock, shares issued |
2,197,716
|
2,174,591
|
2,174,591
|
| Preferred stock, shares outstanding |
2,197,716
|
2,174,591
|
2,174,591
|
| Convertible preferred stock, aggregate liquidation preference |
$ 4,277
|
$ 4,232
|
$ 4,232
|
| Conversion Price |
$ 2.5946
|
$ 2.5946
|
$ 2.5946
|
| Common Stock Issuable Upon Conversion |
2,197,716
|
2,174,591
|
2,174,591
|
| Convertible Series C Preferred Stock |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares outstanding |
|
4,973,101
|
|
| Convertible Series C Preferred Stock | SHAPEWAYS, INC |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares authorized |
8,768,097
|
8,768,097
|
8,768,097
|
| Preferred stock, shares issued |
4,973,101
|
4,973,101
|
4,973,101
|
| Preferred stock, shares outstanding |
4,973,101
|
4,973,101
|
4,973,101
|
| Convertible preferred stock, aggregate liquidation preference |
$ 12,804
|
$ 12,804
|
$ 12,804
|
| Conversion Price |
$ 3.4329
|
$ 3.4329
|
$ 3.4329
|
| Common Stock Issuable Upon Conversion |
4,973,101
|
4,973,101
|
4,973,101
|
| Convertible Series D Preferred Stock |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares outstanding |
|
3,965,857
|
|
| Convertible Series D Preferred Stock | SHAPEWAYS, INC |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares authorized |
6,560,933
|
6,560,933
|
6,560,933
|
| Preferred stock, shares issued |
3,965,857
|
3,965,857
|
3,965,857
|
| Preferred stock, shares outstanding |
3,965,857
|
3,965,857
|
3,965,857
|
| Convertible preferred stock, aggregate liquidation preference |
$ 15,641
|
$ 15,641
|
$ 15,641
|
| Conversion Price |
$ 5.2584
|
$ 5.2584
|
$ 5.2584
|
| Common Stock Issuable Upon Conversion |
3,965,857
|
3,965,857
|
3,965,857
|
| Convertible Series E Preferred Stock |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares outstanding |
|
6,655,728
|
|
| Convertible Series E Preferred Stock | SHAPEWAYS, INC |
|
|
|
| Class of Stock [Line Items] |
|
|
|
| Preferred stock, shares authorized |
10,862,353
|
10,862,353
|
10,862,353
|
| Preferred stock, shares issued |
6,655,728
|
6,655,728
|
6,655,728
|
| Preferred stock, shares outstanding |
6,655,728
|
6,655,728
|
6,655,728
|
| Convertible preferred stock, aggregate liquidation preference |
$ 23,201
|
$ 23,201
|
$ 23,201
|
| Conversion Price |
$ 3.4858
|
$ 3.4858
|
$ 3.4858
|
| Common Stock Issuable Upon Conversion |
6,655,728
|
6,655,728
|
6,655,728
|