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|---|---|---|
 0000887343-20-000189-index-headers.html | 2020-07-23 16:16:55 | |
| 0000887343-20-000189-index.html | 2020-07-23 16:16:55 | |
| 0000887343-20-000189.txt | 2020-07-23 16:16:55 | |
 0000887343-20-000189-xbrl.zip | 69672 | 2020-07-23 16:16:55 |
| a991colb2q2020earnings.htm | 1868600 | 2020-07-23 16:16:55 |
 cbsystemsolidbuga161.jpg | 635135 | 2020-07-23 16:16:55 |
| colb-20200723.htm | 41617 | 2020-07-23 16:16:55 |
| colb-20200723.xsd | 2532 | 2020-07-23 16:16:55 |
| colb-20200723_cal.xml | 811 | 2020-07-23 16:16:55 |
| colb-20200723_def.xml | 14576 | 2020-07-23 16:16:55 |
| colb-20200723_htm.xml | 11226 | 2020-07-23 16:16:55 |
| colb-20200723_lab.xml | 27996 | 2020-07-23 16:16:55 |
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| FilingSummary.xml | 1826 | 2020-07-23 16:16:55 |
| Financial_Report.xlsx | 5461 | 2020-07-23 16:16:55 |
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| R1.htm | 38867 | 2020-07-23 16:16:55 |
| report.css | 2767 | 2020-07-23 16:16:55 |
| Show.js | 1085 | 2020-07-23 16:16:55 |