Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-032286-index-headers.html | 2020-02-12 08:00:40 | |
| 0001193125-20-032286-index.html | 2020-02-12 08:00:40 | |
| 0001193125-20-032286.txt | 2020-02-12 08:00:40 | |
 0001193125-20-032286-xbrl.zip | 7774 | 2020-02-12 08:00:40 |
| d883885d8k.htm | 26366 | 2020-02-12 08:00:40 |
| d883885d8k_htm.xml | 3218 | 2020-02-12 08:00:40 |
| FilingSummary.xml | 1692 | 2020-02-12 08:00:40 |
| Financial_Report.xlsx | 5780 | 2020-02-12 08:00:40 |
| MetaLinks.json | 18162 | 2020-02-12 08:00:40 |
| ogs-20200211.xsd | 3062 | 2020-02-12 08:00:40 |
| ogs-20200211_lab.xml | 17375 | 2020-02-12 08:00:40 |
| ogs-20200211_pre.xml | 10949 | 2020-02-12 08:00:40 |
| R1.htm | 38611 | 2020-02-12 08:00:40 |
| report.css | 2766 | 2020-02-12 08:00:40 |
| Show.js | 1085 | 2020-02-12 08:00:40 |