Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000875357-21-000024-index-headers.html | 2021-04-21 08:08:27 | |
| 0000875357-21-000024-index.html | 2021-04-21 08:08:27 | |
| 0000875357-21-000024.txt | 2021-04-21 08:08:27 | |
 0000875357-21-000024-xbrl.zip | 53488 | 2021-04-21 08:08:27 |
| a20210331bokfex99.htm | 1018503 | 2021-04-21 08:08:27 |
| bokf-20210421.htm | 31633 | 2021-04-21 08:08:27 |
| bokf-20210421.xsd | 2732 | 2021-04-21 08:08:27 |
| bokf-20210421_cal.xml | 795 | 2021-04-21 08:08:27 |
| bokf-20210421_def.xml | 1759 | 2021-04-21 08:08:27 |
| bokf-20210421_htm.xml | 9265 | 2021-04-21 08:08:27 |
| bokf-20210421_lab.xml | 21715 | 2021-04-21 08:08:27 |
| bokf-20210421_pre.xml | 11125 | 2021-04-21 08:08:27 |
| FilingSummary.xml | 1813 | 2021-04-21 08:08:27 |
| Financial_Report.xlsx | 5583 | 2021-04-21 08:08:27 |
 image1a.jpg | 9072 | 2021-04-21 08:08:27 |
| MetaLinks.json | 16183 | 2021-04-21 08:08:27 |
| R1.htm | 33841 | 2021-04-21 08:08:27 |
| report.css | 2767 | 2021-04-21 08:08:27 |
| Show.js | 1085 | 2021-04-21 08:08:27 |