Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001045309-20-000100-index-headers.html | 2020-06-29 18:10:53 | |
| 0001045309-20-000100-index.html | 2020-06-29 18:10:53 | |
| 0001045309-20-000100.txt | 2020-06-29 18:10:53 | |
 0001045309-20-000100-xbrl.zip | 13716 | 2020-06-29 18:10:53 |
| a5028-k.htm | 51935 | 2020-06-29 18:10:53 |
| a5028-k_htm.xml | 4326 | 2020-06-29 18:10:53 |
| FilingSummary.xml | 1726 | 2020-06-29 18:10:53 |
| Financial_Report.xlsx | 5453 | 2020-06-29 18:10:53 |
| gra-20200625.xsd | 4748 | 2020-06-29 18:10:53 |
| gra-20200625_cal.xml | 670 | 2020-06-29 18:10:53 |
| gra-20200625_def.xml | 1520 | 2020-06-29 18:10:53 |
| gra-20200625_lab.xml | 28784 | 2020-06-29 18:10:53 |
| gra-20200625_pre.xml | 15046 | 2020-06-29 18:10:53 |
| MetaLinks.json | 20173 | 2020-06-29 18:10:53 |
| R1.htm | 38729 | 2020-06-29 18:10:53 |
| report.css | 2767 | 2020-06-29 18:10:53 |
| Show.js | 1085 | 2020-06-29 18:10:53 |