| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2024 | May 15, 2024 | 001-39574 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 8, 2024 | Jan 3, 2024 | 001-39574 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 27, 2023 | Jan 26, 2023 | 001-39574 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 20, 2022 | Jan 18, 2022 | 001-39574 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2021 | Jan 4, 2021 | 001-39574 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 2, 2020 | Oct 1, 2020 | 001-39574 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 27, 2020 | Apr 25, 2020 | 000-09908 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 16, 2020 | Jan 16, 2020 | 000-09908 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 10, 2020 | Jan 9, 2020 | 000-09908 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 9, 2019 | Jan 8, 2019 | 000-09908 | 
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 9, 2018 | Jan 5, 2018 | 000-09908 |