| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 9, 2024 | Jun 28, 2024 | 001-38838 | 
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 2, 2023 | Jul 31, 2023 | 000-01678 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 6, 2021 | Aug 5, 2021 | 000-05278 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 3, 2021 | Aug 2, 2021 | 000-05278 | 
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 24, 2019 | May 24, 2019 | 000-05278 | 
| 4 | Open Document | Open Filing | Feb 1, 2019 | Jan 31, 2019 | 000-05278 |