Parent Directory| Name | Size | Last Modified |
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| 0001476765-23-000061-index.html | 2023-08-07 16:01:20 | |
| 0001476765-23-000061.txt | 2023-08-07 16:01:20 | |
 0001476765-23-000061-xbrl.zip | 27988 | 2023-08-07 16:01:20 |
| FilingSummary.xml | 1703 | 2023-08-07 16:01:20 |
| Financial_Report.xlsx | 5714 | 2023-08-07 16:01:20 |
| gbdc-20230807.htm | 37385 | 2023-08-07 16:01:20 |
| gbdc-20230807.xsd | 1913 | 2023-08-07 16:01:20 |
| gbdc-20230807_htm.xml | 2817 | 2023-08-07 16:01:20 |
| gbdc-20230807_lab.xml | 25172 | 2023-08-07 16:01:20 |
| gbdc-20230807_pre.xml | 13054 | 2023-08-07 16:01:20 |
| gbdcfy2023q3earningsprxex.htm | 205153 | 2023-08-07 16:01:20 |
| gbdcfy2023q3shareholderali.htm | 11539 | 2023-08-07 16:01:20 |
| MetaLinks.json | 17573 | 2023-08-07 16:01:20 |
| R1.htm | 39615 | 2023-08-07 16:01:20 |
| report.css | 2767 | 2023-08-07 16:01:20 |
| Show.js | 1085 | 2023-08-07 16:01:20 |