| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | May 15, 2025 | May 13, 2025 | 001-10560 | 
| 4 | Open Document | Open Filing | 4 | May 22, 2024 | May 21, 2024 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 17, 2023 | May 16, 2023 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 26, 2022 | May 25, 2022 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2021 | May 12, 2021 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 - | May 14, 2020 | May 13, 2020 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 - | May 17, 2019 | May 15, 2019 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 - | May 17, 2018 | May 16, 2018 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 - | May 16, 2017 | May 12, 2017 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2016 | May 25, 2016 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 16, 2016 | May 13, 2016 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 - | May 12, 2016 | May 11, 2016 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 2, 2016 | May 2, 2016 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 21, 2016 | Mar 16, 2016 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2016 | Feb 27, 2016 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 29, 2015 | Oct 28, 2015 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 - | May 13, 2015 | May 12, 2015 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 1, 2015 | Apr 29, 2015 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2015 | Feb 27, 2015 | 001-33988 | 
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Feb 25, 2015 | Feb 17, 2015 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 23, 2015 | Feb 19, 2015 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 19, 2015 | Feb 17, 2015 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 31, 2014 | Jul 29, 2014 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 12, 2014 | May 8, 2014 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 - | May 9, 2014 | May 7, 2014 | 001-10560 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 2, 2014 | Apr 30, 2014 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 27, 2014 | Feb 26, 2014 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 21, 2014 | Feb 19, 2014 | 001-33988 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 20, 2014 | Feb 18, 2014 | 001-33988 |