Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000027879-20-000009-index-headers.html | 2020-06-09 15:27:21 | |
| 0000027879-20-000009-index.html | 2020-06-09 15:27:21 | |
| 0000027879-20-000009.txt | 2020-06-09 15:27:21 | |
 0000027879-20-000009-xbrl.zip | 150878 | 2020-06-09 15:27:21 |
| exc-20200609.htm | 104286 | 2020-06-09 15:27:21 |
| exc-20200609.xsd | 3386 | 2020-06-09 15:27:21 |
| exc-20200609_cal.xml | 806 | 2020-06-09 15:27:21 |
| exc-20200609_def.xml | 17156 | 2020-06-09 15:27:21 |
| exc-20200609_htm.xml | 23618 | 2020-06-09 15:27:21 |
| exc-20200609_lab.xml | 31542 | 2020-06-09 15:27:21 |
| exc-20200609_pre.xml | 16850 | 2020-06-09 15:27:21 |
| exc20200609ex11.htm | 468298 | 2020-06-09 15:27:21 |
| exc20200609ex12.htm | 472844 | 2020-06-09 15:27:21 |
| exc20200609ex42.htm | 117364 | 2020-06-09 15:27:21 |
| exc20200609ex44.htm | 125600 | 2020-06-09 15:27:21 |
| FilingSummary.xml | 2053 | 2020-06-09 15:27:21 |
| Financial_Report.xlsx | 5965 | 2020-06-09 15:27:21 |
| MetaLinks.json | 22900 | 2020-06-09 15:27:21 |
| R1.htm | 40573 | 2020-06-09 15:27:21 |
| report.css | 2767 | 2020-06-09 15:27:21 |
| Show.js | 1085 | 2020-06-09 15:27:21 |