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| 0001493152-19-007240.txt | 2019-05-15 11:06:40 | |
 0001493152-19-007240-xbrl.zip | 38903 | 2019-05-15 11:06:40 |
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| R8.htm | 6539 | 2019-05-15 11:06:40 |
| R9.htm | 30719 | 2019-05-15 11:06:40 |
| report.css | 2767 | 2019-05-15 11:06:40 |
| Show.js | 1085 | 2019-05-15 11:06:40 |
| wgl-20190331.xml | 130737 | 2019-05-15 11:06:40 |
| wgl-20190331.xsd | 17686 | 2019-05-15 11:06:40 |
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