| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 144 | Open Document | Open Filing | Sep 11, 2023 | |||
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 22, 2023 | Dec 13, 2021 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2023 | Jan 4, 2023 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Jan 7, 2022 | Jan 5, 2022 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Dec 15, 2021 | Dec 13, 2021 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Oct 18, 2021 | Oct 15, 2021 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2021 | Apr 13, 2021 | 001-34852 | 
| 144 | Open Document | Open Filing | FORM 144 | Jun 18, 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 | Jun 17, 2020 | Jun 15, 2020 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2020 | May 26, 2020 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2020 | May 20, 2020 | 001-34852 | 
| 144 | Open Document | Open Filing | FORM 144 | May 22, 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2020 | May 15, 2020 | 001-34852 | 
| 144 | Open Document | Open Filing | FORM 144 | May 15, 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2020 | Feb 13, 2020 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2019 | Feb 18, 2019 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Nov 20, 2017 | Nov 17, 2017 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Dec 14, 2016 | Dec 13, 2016 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Jun 18, 2015 | Jun 17, 2015 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Oct 6, 2014 | Oct 2, 2014 | 001-34852 | 
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2014 | Jun 12, 2014 | 001-34852 |