Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-147281-index-headers.html | 2020-05-20 16:05:54 | |
| 0001193125-20-147281-index.html | 2020-05-20 16:05:54 | |
| 0001193125-20-147281.txt | 2020-05-20 16:05:54 | |
 0001193125-20-147281-xbrl.zip | 37927 | 2020-05-20 16:05:54 |
| d934125d8k.htm | 51566 | 2020-05-20 16:05:54 |
| d934125d8k_htm.xml | 9915 | 2020-05-20 16:05:54 |
| d934125dex42.htm | 120763 | 2020-05-20 16:05:54 |
| d934125dex51.htm | 22796 | 2020-05-20 16:05:54 |
| FilingSummary.xml | 1857 | 2020-05-20 16:05:54 |
| Financial_Report.xlsx | 6227 | 2020-05-20 16:05:54 |
 g934125g0519222405857.jpg | 7902 | 2020-05-20 16:05:54 |
 g934125g0519222406123.jpg | 2974 | 2020-05-20 16:05:54 |
| MetaLinks.json | 24964 | 2020-05-20 16:05:54 |
| R1.htm | 52535 | 2020-05-20 16:05:54 |
| report.css | 2767 | 2020-05-20 16:05:54 |
| sf-20200520.xsd | 5141 | 2020-05-20 16:05:54 |
| sf-20200520_def.xml | 15496 | 2020-05-20 16:05:54 |
| sf-20200520_lab.xml | 26744 | 2020-05-20 16:05:54 |
| sf-20200520_pre.xml | 16658 | 2020-05-20 16:05:54 |
| Show.js | 1085 | 2020-05-20 16:05:54 |