Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-064937-index-headers.html | 2021-03-02 11:55:55 | |
| 0001193125-21-064937-index.html | 2021-03-02 11:55:55 | |
| 0001193125-21-064937.txt | 2021-03-02 11:55:55 | |
 0001193125-21-064937-xbrl.zip | 21686 | 2021-03-02 11:55:55 |
| d112290d8k.htm | 29241 | 2021-03-02 11:55:55 |
| d112290d8k_htm.xml | 2945 | 2021-03-02 11:55:55 |
| d112290dex501.htm | 18900 | 2021-03-02 11:55:55 |
| d112290dex502.htm | 15413 | 2021-03-02 11:55:55 |
| d112290dex503.htm | 13986 | 2021-03-02 11:55:55 |
| FilingSummary.xml | 1796 | 2021-03-02 11:55:55 |
| Financial_Report.xlsx | 5366 | 2021-03-02 11:55:55 |
 g112290g0227072421943.jpg | 3214 | 2021-03-02 11:55:55 |
 g112290g05y79.jpg | 3729 | 2021-03-02 11:55:55 |
 g112290g78b93.jpg | 2719 | 2021-03-02 11:55:55 |
| MetaLinks.json | 16342 | 2021-03-02 11:55:55 |
| R1.htm | 33830 | 2021-03-02 11:55:55 |
| report.css | 2767 | 2021-03-02 11:55:55 |
| Show.js | 1085 | 2021-03-02 11:55:55 |
| sps-20210302.xsd | 3071 | 2021-03-02 11:55:55 |
| sps-20210302_lab.xml | 15317 | 2021-03-02 11:55:55 |
| sps-20210302_pre.xml | 9667 | 2021-03-02 11:55:55 |