| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 30, 2021 | Nov 26, 2021 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 30, 2020 | Nov 26, 2020 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2020 | Feb 4, 2020 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 18, 2019 | Dec 16, 2019 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 27, 2019 | Nov 26, 2019 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2019 | Mar 15, 2019 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 6, 2019 | Mar 4, 2019 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 28, 2018 | Nov 26, 2018 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2018 | Nov 14, 2018 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 28, 2017 | Nov 25, 2017 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2017 | Aug 14, 2017 | 001-04802 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 29, 2016 | Nov 26, 2016 | 001-04802 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 7, 2016 | Oct 1, 2016 | 001-04802 |