| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 17 Dec 2025 | 15 Dec 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 15 Dec 2025 | |||
| 4 | Open Document | Open Filing | 4 | 17 Nov 2025 | 13 Nov 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 13 Nov 2025 | |||
| 4 | Open Document | Open Filing | 4 | 15 Oct 2025 | 13 Oct 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 14 Oct 2025 | |||
| 4 | Open Document | Open Filing | 4 | 16 Sep 2025 | 15 Sep 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 15 Sep 2025 | |||
| 4 | Open Document | Open Filing | 4 | 14 Aug 2025 | 13 Aug 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 13 Aug 2025 | |||
| 4 | Open Document | Open Filing | 4 | 11 Aug 2025 | 08 Aug 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 08 Aug 2025 | |||
| 4 | Open Document | Open Filing | 4 | 07 Aug 2025 | 06 Aug 2025 | 001-37580 |
| 4 | Open Document | Open Filing | 4 | 16 Jul 2025 | 14 Jul 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 14 Jul 2025 | |||
| 4 | Open Document | Open Filing | 4 | 11 Jul 2025 | 02 Jul 2025 | 001-37580 |
| 4 | Open Document | Open Filing | 4 | 17 Jun 2025 | 13 Jun 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 13 Jun 2025 | |||
| 4 | Open Document | Open Filing | 4 | 23 May 2025 | 22 May 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 22 May 2025 | |||
| 4 | Open Document | Open Filing | 4 | 15 May 2025 | 13 May 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 13 May 2025 | |||
| 144 | Open Document | Open Filing | 14 Apr 2025 | |||
| 4 | Open Document | Open Filing | 4 | 14 Apr 2025 | 14 Apr 2025 | 001-37580 |
| 4 | Open Document | Open Filing | 4 | 19 Mar 2025 | 17 Mar 2025 | 001-37580 |
| 4 | Open Document | Open Filing | 4 | 13 Mar 2025 | 13 Mar 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 13 Mar 2025 | |||
| 4 | Open Document | Open Filing | 4 | 26 Feb 2025 | 25 Feb 2025 | 001-37580 |
| 5 | Open Document | Open Filing | 5 | 14 Feb 2025 | 31 Dec 2024 | 001-37580 |
| 4 | Open Document | Open Filing | 4 | 13 Jan 2025 | 13 Jan 2025 | 001-37580 |
| 144 | Open Document | Open Filing | 13 Jan 2025 | |||
| 4 | Open Document | Open Filing | 4 | 18 Dec 2024 | 16 Dec 2024 | 001-37580 |
| 4 | Open Document | Open Filing | 4 | 13 Dec 2024 | 12 Dec 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 12 Dec 2024 | |||
| 4 | Open Document | Open Filing | 4 | 12 Nov 2024 | 12 Nov 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 12 Nov 2024 | |||
| 4 | Open Document | Open Filing | 4 | 15 Oct 2024 | 14 Oct 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 11 Oct 2024 | |||
| 4 | Open Document | Open Filing | 4 | 24 Sep 2024 | 23 Sep 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 23 Sep 2024 | |||
| 4 | Open Document | Open Filing | 4 | 18 Sep 2024 | 16 Sep 2024 | 001-37580 |
| 4 | Open Document | Open Filing | 4 | 16 Sep 2024 | 12 Sep 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 12 Sep 2024 | |||
| 4 | Open Document | Open Filing | 4 | 19 Aug 2024 | 16 Aug 2024 | 001-37580 |
| 4 | Open Document | Open Filing | 4 | 12 Aug 2024 | 12 Aug 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 12 Aug 2024 | |||
| 4 | Open Document | Open Filing | 4 | 16 Jul 2024 | 12 Jul 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 12 Jul 2024 | |||
| 4 | Open Document | Open Filing | 4 | 05 Jul 2024 | 03 Jul 2024 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Jun 2024 | 17 Jun 2024 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2024 | 12 Jun 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 12 Jun 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2024 | 13 May 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 13 May 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Apr 2024 | 26 Apr 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 26 Apr 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Apr 2024 | 12 Apr 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 12 Apr 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Mar 2024 | 18 Mar 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 18 Mar 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Mar 2024 | 12 Mar 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 12 Mar 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Feb 2024 | 12 Feb 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 12 Feb 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jan 2024 | 14 Mar 2023 | 001-37580 |
| 144 | Open Document | Open Filing | 11 Jan 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jan 2024 | 10 Jan 2024 | 001-37580 |
| 144 | Open Document | Open Filing | 10 Jan 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Dec 2023 | 11 Dec 2023 | 001-37580 |
| 144 | Open Document | Open Filing | 11 Dec 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Nov 2023 | 10 Nov 2023 | 001-37580 |
| 144 | Open Document | Open Filing | 09 Nov 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Oct 2023 | 10 Oct 2023 | 001-37580 |
| 144 | Open Document | Open Filing | 10 Oct 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Sep 2023 | 11 Sep 2023 | 001-37580 |
| 144 | Open Document | Open Filing | 11 Sep 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Aug 2023 | 10 Aug 2023 | 001-37580 |
| 144 | Open Document | Open Filing | 10 Aug 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jul 2023 | 13 Jul 2023 | 001-37580 |
| 144 | Open Document | Open Filing | 13 Jul 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jul 2023 | 05 Jul 2023 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jun 2023 | 13 Jun 2023 | 001-37580 |
| 144 | Open Document | Open Filing | 13 Jun 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 May 2023 | 19 May 2023 | 001-37580 |
| 144 | Open Document | Open Filing | 19 May 2023 | |||
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 13 Feb 2023 | 31 Dec 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Sep 2022 | 09 Sep 2022 | 001-37580 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 17 Aug 2022 | 09 Jun 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Aug 2022 | 10 Aug 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Aug 2022 | 08 Aug 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jul 2022 | 11 Jul 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jul 2022 | 06 Jul 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jun 2022 | 09 Jun 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jun 2022 | 09 Jun 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2022 | 09 May 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2022 | 09 May 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Apr 2022 | 11 Apr 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Apr 2022 | 11 Apr 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Mar 2022 | 22 Mar 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Mar 2022 | 09 Mar 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Mar 2022 | 09 Mar 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Feb 2022 | 09 Feb 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Feb 2022 | 09 Feb 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jan 2022 | 07 Jan 2022 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Dec 2021 | 07 Dec 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Dec 2021 | 07 Dec 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Nov 2021 | 08 Nov 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Oct 2021 | 07 Oct 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Sep 2021 | 07 Sep 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Aug 2021 | 09 Aug 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jul 2021 | 07 Jul 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jul 2021 | 07 Jul 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2021 | 07 Jun 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2021 | 07 May 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Apr 2021 | 07 Apr 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Mar 2021 | 08 Mar 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Feb 2021 | 08 Feb 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jan 2021 | 05 Jan 2021 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Dec 2020 | 07 Dec 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Nov 2020 | 05 Nov 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Oct 2020 | 05 Oct 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Sep 2020 | 08 Sep 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Aug 2020 | 05 Aug 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jul 2020 | 06 Jul 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2020 | 01 Jul 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2020 | 05 Jun 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 May 2020 | 05 May 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Apr 2020 | 07 Apr 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Apr 2020 | 06 Apr 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2020 | 05 Mar 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Feb 2020 | 05 Feb 2020 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Sep 2019 | 27 Sep 2019 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Sep 2019 | 05 Sep 2019 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jul 2019 | 29 Jul 2019 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jul 2019 | 26 Jul 2019 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jul 2019 | 03 Jul 2019 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Apr 2019 | 29 Apr 2019 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2019 | 02 Apr 2019 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2019 | 12 Mar 2019 | 001-37580 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 12 Feb 2019 | 31 Dec 2018 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Jul 2018 | 25 Jul 2018 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jul 2018 | 11 Jul 2018 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2018 | 05 Feb 2018 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Dec 2017 | 11 Dec 2017 | 000-18225 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jul 2017 | 05 Jul 2017 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jul 2017 | 05 Jul 2017 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Feb 2017 | 17 Feb 2017 | 001-37580 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2017 | 31 Dec 2016 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Dec 2016 | 12 Dec 2016 | 000-18225 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Oct 2016 | 18 Oct 2016 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Sep 2016 | 21 Sep 2016 | 000-18225 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jul 2016 | 29 Jul 2016 | 001-37580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jul 2016 | 06 Jul 2016 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2016 | 07 Mar 2016 | 000-18225 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2016 | 03 Feb 2016 | 001-37580 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Nov 2015 | 19 Nov 2015 | 000-18225 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Oct 2015 | 22 Oct 2015 | 000-18225 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2015 | 17 Aug 2015 | 000-18225 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jul 2015 | 01 Jul 2015 | 001-36380 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2015 | 31 Dec 2014 | 001-36380 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Nov 2014 | 20 Nov 2014 | 000-18225 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Nov 2014 | 03 Nov 2014 | 001-36380 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Oct 2014 | 29 Oct 2014 | 001-36380 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2014 | 27 Oct 2014 | 001-36380 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Jun 2014 | 20 Jun 2014 | 000-18225 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2014 | 04 Jun 2014 | 001-36380 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2014 | 02 Jun 2014 | 001-36380 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2014 | 01 May 2014 | 001-36380 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Apr 2014 | 21 Apr 2014 | 001-36380 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2014 | 31 Dec 2013 | 000-50726 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Nov 2013 | 19 Nov 2013 | 000-18225 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Nov 2013 | 18 Nov 2013 | 000-18225 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2013 | 03 Jul 2013 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2013 | 02 May 2013 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2013 | 01 May 2013 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2013 | 30 Apr 2013 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Apr 2013 | 22 Apr 2013 | 000-50726 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Feb 2013 | 19 Feb 2013 | 000-18225 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Nov 2012 | 15 Nov 2012 | 000-18225 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2012 | 04 Sep 2012 | 000-50726 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2012 | 13 Aug 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2012 | 13 Aug 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2012 | 01 Aug 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2012 | 11 Jul 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jul 2012 | 05 Jul 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2012 | 02 Jul 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2012 | 01 Jun 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2012 | 01 May 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2012 | 12 Apr 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2012 | 02 Apr 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Mar 2012 | 27 Mar 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2012 | 01 Mar 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2012 | 06 Feb 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2012 | 06 Feb 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2012 | 01 Feb 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jan 2012 | 25 Jan 2012 | 000-50726 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2012 | 23 Jan 2012 | 000-50726 |