Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000104889-25-000063-index-headers.html | 2025-07-30 08:31:29 | |
| 0000104889-25-000063-index.html | 2025-07-30 08:31:29 | |
| 0000104889-25-000063.txt | 2025-07-30 08:31:29 | |
 0000104889-25-000063-xbrl.zip | 30497 | 2025-07-30 08:31:29 |
| a2025q28-kexhibit991.htm | 556824 | 2025-07-30 08:31:29 |
| FilingSummary.xml | 1626 | 2025-07-30 08:31:29 |
| ghc-20250730.htm | 32519 | 2025-07-30 08:31:29 |
| ghc-20250730.xsd | 1783 | 2025-07-30 08:31:29 |
| ghc-20250730_htm.xml | 2729 | 2025-07-30 08:31:29 |
| ghc-20250730_lab.xml | 21885 | 2025-07-30 08:31:29 |
| ghc-20250730_pre.xml | 12513 | 2025-07-30 08:31:29 |
| MetaLinks.json | 16943 | 2025-07-30 08:31:29 |
| R1.htm | 38088 | 2025-07-30 08:31:29 |
| report.css | 2766 | 2025-07-30 08:31:29 |
| Show.js | 1084 | 2025-07-30 08:31:29 |