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| 0001587732-20-000073-index.html | 2020-11-03 14:38:59 | |
| 0001587732-20-000073.txt | 2020-11-03 14:38:59 | |
 0001587732-20-000073-xbrl.zip | 256730 | 2020-11-03 14:38:59 |
| FilingSummary.xml | 26645 | 2020-11-03 14:38:59 |
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| ogs-20200930_cal.xml | 63478 | 2020-11-03 14:38:59 |
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| ogsexhibit3213q10-q2020.htm | 4618 | 2020-11-03 14:38:59 |
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| report.css | 2767 | 2020-11-03 14:38:59 |
| Show.js | 1085 | 2020-11-03 14:38:59 |