Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-319592-index-headers.html | 2020-12-17 08:09:54 | |
| 0001193125-20-319592-index.html | 2020-12-17 08:09:54 | |
| 0001193125-20-319592.txt | 2020-12-17 08:09:54 | |
 0001193125-20-319592-xbrl.zip | 14553 | 2020-12-17 08:09:54 |
| d62424d8k.htm | 33273 | 2020-12-17 08:09:54 |
| d62424d8k_htm.xml | 3482 | 2020-12-17 08:09:54 |
| d62424dex991.htm | 12918 | 2020-12-17 08:09:54 |
| FilingSummary.xml | 1728 | 2020-12-17 08:09:54 |
| Financial_Report.xlsx | 5521 | 2020-12-17 08:09:54 |
| MetaLinks.json | 19821 | 2020-12-17 08:09:54 |
| R1.htm | 41949 | 2020-12-17 08:09:54 |
| report.css | 2767 | 2020-12-17 08:09:54 |
| Show.js | 1084 | 2020-12-17 08:09:54 |
| spro-20201209.xsd | 3085 | 2020-12-17 08:09:54 |
| spro-20201209_lab.xml | 18888 | 2020-12-17 08:09:54 |
| spro-20201209_pre.xml | 11870 | 2020-12-17 08:09:54 |