| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Feb 29, 2024 | Feb 28, 2024 | 001-08729 | 
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Feb 27, 2024 | Feb 25, 2024 | 001-08729 | 
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Feb 14, 2024 | Feb 12, 2024 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2023 | Feb 28, 2023 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 28, 2023 | Feb 24, 2023 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2023 | Jan 1, 2023 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2022 | Feb 25, 2022 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 17, 2022 | Feb 15, 2022 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2022 | Jan 1, 2022 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 5, 2021 | Apr 1, 2021 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2021 | Feb 26, 2021 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 17, 2021 | Feb 12, 2021 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2021 | Jan 1, 2021 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 7, 2020 | Apr 3, 2020 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Feb 28, 2020 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 24, 2020 | Feb 20, 2020 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 19, 2020 | Feb 14, 2020 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 3, 2020 | Jan 1, 2020 | 001-08729 | 
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 26, 2019 | Apr 3, 2019 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 5, 2019 | Apr 3, 2019 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2019 | Feb 15, 2019 | 001-08729 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 3, 2019 | Jan 1, 2019 | 001-08729 | 
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 30, 2018 | Apr 26, 2018 | 001-08729 |