Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000088205-21-000019-index-headers.html | 2021-05-11 16:04:13 | |
| 0000088205-21-000019-index.html | 2021-05-11 16:04:13 | |
| 0000088205-21-000019.txt | 2021-05-11 16:04:13 | |
 0000088205-21-000019-xbrl.zip | 12639 | 2021-05-11 16:04:13 |
| FilingSummary.xml | 1680 | 2021-05-11 16:04:13 |
| Financial_Report.xlsx | 5669 | 2021-05-11 16:04:13 |
| MetaLinks.json | 17360 | 2021-05-11 16:04:13 |
| R1.htm | 40088 | 2021-05-11 16:04:13 |
| report.css | 2767 | 2021-05-11 16:04:13 |
| Show.js | 1085 | 2021-05-11 16:04:13 |
| spxc-20210511.htm | 53676 | 2021-05-11 16:04:13 |
| spxc-20210511.xsd | 2409 | 2021-05-11 16:04:13 |
| spxc-20210511_cal.xml | 712 | 2021-05-11 16:04:13 |
| spxc-20210511_def.xml | 1649 | 2021-05-11 16:04:13 |
| spxc-20210511_htm.xml | 10926 | 2021-05-11 16:04:13 |
| spxc-20210511_lab.xml | 25149 | 2021-05-11 16:04:13 |
| spxc-20210511_pre.xml | 13048 | 2021-05-11 16:04:13 |