Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-091793-index-headers.html | 2022-03-31 16:16:08 | |
| 0001193125-22-091793-index.html | 2022-03-31 16:16:08 | |
| 0001193125-22-091793.txt | 2022-03-31 16:16:08 | |
 0001193125-22-091793-xbrl.zip | 18314 | 2022-03-31 16:16:08 |
| d344233d8k.htm | 24727 | 2022-03-31 16:16:08 |
| d344233d8k_htm.xml | 3476 | 2022-03-31 16:16:08 |
| d344233dex991.htm | 71442 | 2022-03-31 16:16:08 |
| FilingSummary.xml | 1740 | 2022-03-31 16:16:08 |
| Financial_Report.xlsx | 5740 | 2022-03-31 16:16:08 |
| MetaLinks.json | 19351 | 2022-03-31 16:16:08 |
| R1.htm | 42053 | 2022-03-31 16:16:08 |
| report.css | 2767 | 2022-03-31 16:16:08 |
| Show.js | 1084 | 2022-03-31 16:16:08 |
| spro-20220331.xsd | 2885 | 2022-03-31 16:16:08 |
| spro-20220331_lab.xml | 18739 | 2022-03-31 16:16:08 |
| spro-20220331_pre.xml | 11727 | 2022-03-31 16:16:08 |