Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-237754-index-headers.html | 2021-08-05 16:22:22 | |
| 0001193125-21-237754-index.html | 2021-08-05 16:22:22 | |
| 0001193125-21-237754.txt | 2021-08-05 16:22:22 | |
 0001193125-21-237754-xbrl.zip | 16257 | 2021-08-05 16:22:22 |
| d211733d8k.htm | 24530 | 2021-08-05 16:22:22 |
| d211733d8k_htm.xml | 3482 | 2021-08-05 16:22:22 |
| d211733dex991.htm | 56451 | 2021-08-05 16:22:22 |
| FilingSummary.xml | 1735 | 2021-08-05 16:22:22 |
| Financial_Report.xlsx | 5741 | 2021-08-05 16:22:22 |
| MetaLinks.json | 19816 | 2021-08-05 16:22:22 |
| R1.htm | 41949 | 2021-08-05 16:22:22 |
| report.css | 2767 | 2021-08-05 16:22:22 |
| Show.js | 1084 | 2021-08-05 16:22:22 |
| spro-20210805.xsd | 2914 | 2021-08-05 16:22:22 |
| spro-20210805_lab.xml | 18886 | 2021-08-05 16:22:22 |
| spro-20210805_pre.xml | 11874 | 2021-08-05 16:22:22 |