Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001109357-22-000044-index-headers.html | 2022-03-07 12:15:40 | |
| 0001109357-22-000044-index.html | 2022-03-07 12:15:40 | |
| 0001109357-22-000044.txt | 2022-03-07 12:15:40 | |
 0001109357-22-000044-xbrl.zip | 67944 | 2022-03-07 12:15:40 |
| exc-20220307.htm | 55873 | 2022-03-07 12:15:40 |
| exc-20220307.xsd | 4465 | 2022-03-07 12:15:40 |
| exc-20220307ex11.htm | 103000 | 2022-03-07 12:15:40 |
 exc-20220307ex11001.jpg | 198927 | 2022-03-07 12:15:40 |
 exc-20220307ex11002.jpg | 230553 | 2022-03-07 12:15:40 |
 exc-20220307ex11003.jpg | 292931 | 2022-03-07 12:15:40 |
 exc-20220307ex11004.jpg | 212486 | 2022-03-07 12:15:40 |
 exc-20220307ex11005.jpg | 265182 | 2022-03-07 12:15:40 |
 exc-20220307ex11006.jpg | 264742 | 2022-03-07 12:15:40 |
 exc-20220307ex11007.jpg | 304090 | 2022-03-07 12:15:40 |
 exc-20220307ex11008.jpg | 300466 | 2022-03-07 12:15:40 |
 exc-20220307ex11009.jpg | 271689 | 2022-03-07 12:15:40 |
 exc-20220307ex11010.jpg | 306358 | 2022-03-07 12:15:40 |
 exc-20220307ex11011.jpg | 280473 | 2022-03-07 12:15:40 |
 exc-20220307ex11012.jpg | 307011 | 2022-03-07 12:15:40 |
 exc-20220307ex11013.jpg | 272206 | 2022-03-07 12:15:40 |
 exc-20220307ex11014.jpg | 268874 | 2022-03-07 12:15:40 |
 exc-20220307ex11015.jpg | 271690 | 2022-03-07 12:15:40 |
 exc-20220307ex11016.jpg | 318150 | 2022-03-07 12:15:40 |
 exc-20220307ex11017.jpg | 264849 | 2022-03-07 12:15:40 |
 exc-20220307ex11018.jpg | 295190 | 2022-03-07 12:15:40 |
 exc-20220307ex11019.jpg | 312499 | 2022-03-07 12:15:40 |
 exc-20220307ex11020.jpg | 295321 | 2022-03-07 12:15:40 |
 exc-20220307ex11021.jpg | 302765 | 2022-03-07 12:15:40 |
 exc-20220307ex11022.jpg | 282380 | 2022-03-07 12:15:40 |
 exc-20220307ex11023.jpg | 270505 | 2022-03-07 12:15:40 |
 exc-20220307ex11024.jpg | 263350 | 2022-03-07 12:15:40 |
 exc-20220307ex11025.jpg | 77443 | 2022-03-07 12:15:40 |
 exc-20220307ex11026.jpg | 39954 | 2022-03-07 12:15:40 |
 exc-20220307ex11027.jpg | 51579 | 2022-03-07 12:15:40 |
 exc-20220307ex11028.jpg | 49951 | 2022-03-07 12:15:40 |
 exc-20220307ex11029.jpg | 50564 | 2022-03-07 12:15:40 |
 exc-20220307ex11030.jpg | 52115 | 2022-03-07 12:15:40 |
 exc-20220307ex11031.jpg | 98328 | 2022-03-07 12:15:40 |
 exc-20220307ex11032.jpg | 52975 | 2022-03-07 12:15:40 |
 exc-20220307ex11033.jpg | 235037 | 2022-03-07 12:15:40 |
 exc-20220307ex11034.jpg | 93655 | 2022-03-07 12:15:40 |
 exc-20220307ex11035.jpg | 24836 | 2022-03-07 12:15:40 |
| exc-20220307ex42.htm | 139733 | 2022-03-07 12:15:40 |
 exc-20220307ex42001.jpg | 278681 | 2022-03-07 12:15:40 |
 exc-20220307ex42002.jpg | 204392 | 2022-03-07 12:15:40 |
 exc-20220307ex42003.jpg | 245076 | 2022-03-07 12:15:40 |
 exc-20220307ex42004.jpg | 245091 | 2022-03-07 12:15:40 |
 exc-20220307ex42005.jpg | 309788 | 2022-03-07 12:15:40 |
 exc-20220307ex42006.jpg | 316400 | 2022-03-07 12:15:40 |
 exc-20220307ex42007.jpg | 299957 | 2022-03-07 12:15:40 |
 exc-20220307ex42008.jpg | 284090 | 2022-03-07 12:15:40 |
 exc-20220307ex42009.jpg | 307209 | 2022-03-07 12:15:40 |
 exc-20220307ex42010.jpg | 276337 | 2022-03-07 12:15:40 |
 exc-20220307ex42011.jpg | 273885 | 2022-03-07 12:15:40 |
 exc-20220307ex42012.jpg | 326901 | 2022-03-07 12:15:40 |
 exc-20220307ex42013.jpg | 280351 | 2022-03-07 12:15:40 |
 exc-20220307ex42014.jpg | 291678 | 2022-03-07 12:15:40 |
 exc-20220307ex42015.jpg | 179313 | 2022-03-07 12:15:40 |
 exc-20220307ex42016.jpg | 211592 | 2022-03-07 12:15:40 |
 exc-20220307ex42017.jpg | 322690 | 2022-03-07 12:15:40 |
 exc-20220307ex42018.jpg | 281544 | 2022-03-07 12:15:40 |
 exc-20220307ex42019.jpg | 248400 | 2022-03-07 12:15:40 |
 exc-20220307ex42020.jpg | 46439 | 2022-03-07 12:15:40 |
 exc-20220307ex42021.jpg | 37645 | 2022-03-07 12:15:40 |
 exc-20220307ex42022.jpg | 278900 | 2022-03-07 12:15:40 |
 exc-20220307ex42023.jpg | 282420 | 2022-03-07 12:15:40 |
 exc-20220307ex42024.jpg | 112971 | 2022-03-07 12:15:40 |
 exc-20220307ex42025.jpg | 39362 | 2022-03-07 12:15:40 |
 exc-20220307ex42026.jpg | 45162 | 2022-03-07 12:15:40 |
 exc-20220307ex42027.jpg | 281935 | 2022-03-07 12:15:40 |
 exc-20220307ex42028.jpg | 272686 | 2022-03-07 12:15:40 |
 exc-20220307ex42029.jpg | 254761 | 2022-03-07 12:15:40 |
 exc-20220307ex42030.jpg | 162195 | 2022-03-07 12:15:40 |
 exc-20220307ex42031.jpg | 182733 | 2022-03-07 12:15:40 |
 exc-20220307ex42032.jpg | 43731 | 2022-03-07 12:15:40 |
 exc-20220307ex42033.jpg | 278935 | 2022-03-07 12:15:40 |
 exc-20220307ex42034.jpg | 282457 | 2022-03-07 12:15:40 |
 exc-20220307ex42035.jpg | 113046 | 2022-03-07 12:15:40 |
 exc-20220307ex42036.jpg | 39445 | 2022-03-07 12:15:40 |
 exc-20220307ex42037.jpg | 45330 | 2022-03-07 12:15:40 |
 exc-20220307ex42038.jpg | 282115 | 2022-03-07 12:15:40 |
 exc-20220307ex42039.jpg | 272820 | 2022-03-07 12:15:40 |
 exc-20220307ex42040.jpg | 254623 | 2022-03-07 12:15:40 |
 exc-20220307ex42041.jpg | 162220 | 2022-03-07 12:15:40 |
 exc-20220307ex42042.jpg | 182710 | 2022-03-07 12:15:40 |
 exc-20220307ex42043.jpg | 43722 | 2022-03-07 12:15:40 |
 exc-20220307ex42044.jpg | 279020 | 2022-03-07 12:15:40 |
 exc-20220307ex42045.jpg | 282569 | 2022-03-07 12:15:40 |
 exc-20220307ex42046.jpg | 113121 | 2022-03-07 12:15:40 |
 exc-20220307ex42047.jpg | 39442 | 2022-03-07 12:15:40 |
 exc-20220307ex42048.jpg | 45349 | 2022-03-07 12:15:40 |
 exc-20220307ex42049.jpg | 282166 | 2022-03-07 12:15:40 |
 exc-20220307ex42050.jpg | 272768 | 2022-03-07 12:15:40 |
 exc-20220307ex42051.jpg | 254442 | 2022-03-07 12:15:40 |
 exc-20220307ex42052.jpg | 162266 | 2022-03-07 12:15:40 |
 exc-20220307ex42053.jpg | 182455 | 2022-03-07 12:15:40 |
 exc-20220307ex42054.jpg | 43724 | 2022-03-07 12:15:40 |
| exc-20220307_def.xml | 23072 | 2022-03-07 12:15:40 |
| exc-20220307_htm.xml | 17072 | 2022-03-07 12:15:40 |
| exc-20220307_lab.xml | 45943 | 2022-03-07 12:15:40 |
| exc-20220307_pre.xml | 23547 | 2022-03-07 12:15:40 |
| FilingSummary.xml | 1821 | 2022-03-07 12:15:40 |
| Financial_Report.xlsx | 5718 | 2022-03-07 12:15:40 |
| MetaLinks.json | 29139 | 2022-03-07 12:15:40 |
| R1.htm | 40394 | 2022-03-07 12:15:40 |
| report.css | 2768 | 2022-03-07 12:15:40 |
| Show.js | 1086 | 2022-03-07 12:15:40 |