Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000861459-23-000007-index-headers.html | 2023-06-09 16:09:25 | |
| 0000861459-23-000007-index.html | 2023-06-09 16:09:25 | |
| 0000861459-23-000007.txt | 2023-06-09 16:09:25 | |
 0000861459-23-000007-xbrl.zip | 14212 | 2023-06-09 16:09:25 |
| exhibit31.htm | 8893 | 2023-06-09 16:09:25 |
| FilingSummary.xml | 1641 | 2023-06-09 16:09:25 |
| Financial_Report.xlsx | 5718 | 2023-06-09 16:09:25 |
| gva-20230608.htm | 61986 | 2023-06-09 16:09:25 |
| gva-20230608.xsd | 1934 | 2023-06-09 16:09:25 |
| gva-20230608_htm.xml | 11497 | 2023-06-09 16:09:25 |
| gva-20230608_lab.xml | 24835 | 2023-06-09 16:09:25 |
| gva-20230608_pre.xml | 13066 | 2023-06-09 16:09:25 |
| MetaLinks.json | 17825 | 2023-06-09 16:09:25 |
| R1.htm | 39602 | 2023-06-09 16:09:25 |
| report.css | 2767 | 2023-06-09 16:09:25 |
| Show.js | 1084 | 2023-06-09 16:09:25 |