| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jul 28, 2022 | Jul 21, 2022 | 001-33407 | 
| 4 | Open Document | Open Filing | FORM 4 | Jul 6, 2021 | Jul 1, 2021 | 001-33407 | 
| 4 | Open Document | Open Filing | FORM 4 | Oct 28, 2020 | Oct 22, 2020 | 001-33407 | 
| 4 | Open Document | Open Filing | FORM 4 | Jul 15, 2020 | Jun 23, 2020 | 001-33407 | 
| 4 | Open Document | Open Filing | FORM 4 | Jun 24, 2019 | Jun 18, 2019 | 001-33407 | 
| 4 | Open Document | Open Filing | FORM 4 | Nov 15, 2018 | Nov 13, 2018 | 001-33407 | 
| 4 | Open Document | Open Filing | FORM 4 | Jul 26, 2018 | Jul 18, 2018 | 001-33407 | 
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2018 | Jun 26, 2018 | 001-33407 | 
| 4 | Open Document | Open Filing | FORM 4 | Mar 15, 2018 | Mar 14, 2018 | 001-33407 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 17, 2017 | Nov 16, 2017 | 001-33407 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 29, 2017 | Jun 27, 2017 | 001-33407 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2017 | Jan 4, 2017 | 001-33407 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 23, 2016 | Jun 21, 2016 | 001-33407 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2016 | Mar 11, 2016 | 001-33407 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 5, 2015 | Mar 5, 2015 | 001-33407 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 22, 2014 | Jan 15, 2014 | 001-33407 | 
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 22, 2014 | Jan 15, 2014 | 001-33407 |