| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 29, 2022 | Nov 28, 2022 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 17, 2019 | Dec 13, 2019 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 1, 2017 | May 31, 2017 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 8, 2016 | Jan 19, 2016 | 811-08025 |