| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Dec 2025 | 15 Dec 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2025 | 17 Nov 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2025 | 16 Nov 2025 | 000-17948 |
| 144 | Open Document | Open Filing | 17 Nov 2025 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Oct 2025 | 20 Oct 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Sep 2025 | 22 Sep 2025 | 000-17948 |
| 144 | Open Document | Open Filing | 22 Sep 2025 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2025 | 20 Aug 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jul 2025 | 21 Jul 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jun 2025 | 20 Jun 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2025 | 16 Jun 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2025 | 20 May 2025 | 000-17948 |
| 144 | Open Document | Open Filing | 21 May 2025 | |||
| 144 | Open Document | Open Filing | 20 May 2025 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2025 | 16 May 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2025 | 07 May 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Apr 2025 | 22 Apr 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2025 | 20 Mar 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2025 | 20 Feb 2025 | 000-17948 |
| 144 | Open Document | Open Filing | 20 Feb 2025 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jan 2025 | 21 Jan 2025 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2024 | 20 Dec 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2024 | 19 Nov 2024 | 000-17948 |
| 144 | Open Document | Open Filing | 20 Nov 2024 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2024 | 16 Nov 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2024 | 25 Oct 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Sep 2024 | 25 Sep 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Aug 2024 | 26 Aug 2024 | 000-17948 |
| 144 | Open Document | Open Filing | 26 Aug 2024 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jul 2024 | 25 Jul 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jun 2024 | 25 Jun 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jun 2024 | 17 Jun 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 May 2024 | 28 May 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2024 | 22 May 2024 | 000-17948 |
| 144 | Open Document | Open Filing | 22 May 2024 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2024 | 16 May 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2024 | 10 May 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Apr 2024 | 25 Apr 2024 | 000-17948 |
| 144 | Open Document | Open Filing | 25 Apr 2024 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Mar 2024 | 25 Mar 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2024 | 26 Feb 2024 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jan 2024 | 25 Jan 2024 | 000-17948 |
| 144 | Open Document | Open Filing | 25 Jan 2024 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Dec 2023 | 26 Dec 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Nov 2023 | 27 Nov 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Nov 2023 | 16 Nov 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Oct 2023 | 25 Oct 2023 | 000-17948 |
| 144 | Open Document | Open Filing | 25 Oct 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Sep 2023 | 28 Sep 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Aug 2023 | 28 Aug 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2023 | 08 Aug 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Aug 2023 | 31 Jul 2023 | 000-17948 |
| 144 | Open Document | Open Filing | 31 Jul 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jun 2023 | 26 Jun 2023 | 000-17948 |
| 144 | Open Document | Open Filing | 26 Jun 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jun 2023 | 16 Jun 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2023 | 30 May 2023 | 000-17948 |
| 144 | Open Document | Open Filing | 30 May 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2023 | 22 May 2023 | 000-17948 |
| 144 | Open Document | Open Filing | 22 May 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2023 | 16 May 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Apr 2023 | 24 Apr 2023 | 000-17948 |
| 144 | Open Document | Open Filing | 24 Apr 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2023 | 30 Mar 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jan 2023 | 30 Jan 2023 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Dec 2022 | 27 Dec 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Nov 2022 | 28 Nov 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2022 | 17 Nov 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2022 | 16 Nov 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2022 | 28 Oct 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2022 | 03 Oct 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Aug 2022 | 29 Aug 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2022 | 29 Jul 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jun 2022 | 29 Jun 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2022 | 16 Jun 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2022 | 27 May 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2022 | 23 May 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2022 | 16 May 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2022 | 29 Apr 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2022 | 29 Mar 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2022 | 28 Feb 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jan 2022 | 28 Jan 2022 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2022 | 30 Dec 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Nov 2021 | 24 Nov 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2021 | 16 Nov 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Sep 2021 | 21 Sep 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Aug 2021 | 23 Aug 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jul 2021 | 21 Jul 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jun 2021 | 21 Jun 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2021 | 16 Jun 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2021 | 26 May 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2021 | 21 May 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2021 | 18 May 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2021 | 16 May 2021 | 000-17948 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2021 | 03 Apr 2021 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2020 | 17 Nov 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Nov 2020 | 06 Nov 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Oct 2020 | 07 Oct 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Sep 2020 | 08 Sep 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2020 | 16 Jun 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2020 | 16 May 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2020 | 14 May 2020 | 000-06217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2020 | 01 May 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2020 | 01 Apr 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2020 | 02 Mar 2020 | 000-06217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2020 | 02 Mar 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2020 | 03 Feb 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2020 | 03 Feb 2020 | 000-06217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2020 | 02 Jan 2020 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Dec 2019 | 02 Dec 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Nov 2019 | 18 Nov 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Nov 2019 | 01 Nov 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2019 | 01 Oct 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2019 | 03 Sep 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Aug 2019 | 01 Aug 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2019 | 01 Jul 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jun 2019 | 17 Jun 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2019 | 03 Jun 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2019 | 23 May 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2019 | 16 May 2019 | 000-06217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2019 | 16 May 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2019 | 01 May 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2019 | 01 Apr 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2019 | 01 Mar 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2019 | 01 Feb 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2019 | 01 Feb 2019 | 000-06217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2019 | 02 Jan 2019 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Dec 2018 | 03 Dec 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Nov 2018 | 01 Nov 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2018 | 01 Oct 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Sep 2018 | 04 Sep 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Aug 2018 | 01 Aug 2018 | 000-17948 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2018 | 02 Jul 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2018 | 02 Jul 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jun 2018 | 18 Jun 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2018 | 01 Jun 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2018 | 23 May 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2018 | 16 May 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2018 | 01 May 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2018 | 02 Apr 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2018 | 01 Mar 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2018 | 30 Jan 2018 | 000-06217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2018 | 01 Feb 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 02 Jan 2018 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Dec 2017 | 01 Dec 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Nov 2017 | 01 Nov 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Nov 2017 | 01 Nov 2017 | 000-06217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2017 | 02 Oct 2017 | 000-17948 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Sep 2017 | 13 Sep 2017 | 000-06217 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Sep 2017 | 01 Sep 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Aug 2017 | 01 Aug 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jul 2017 | 03 Jul 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jun 2017 | 16 Jun 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jun 2017 | 16 Jun 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2017 | 01 Jun 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2017 | 22 May 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2017 | 16 May 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2017 | 01 May 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2017 | 03 Apr 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2017 | 01 Mar 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2017 | 01 Feb 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2017 | 03 Jan 2017 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 30 Dec 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Dec 2016 | 20 Dec 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Dec 2016 | 01 Dec 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Nov 2016 | 01 Nov 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2016 | 03 Oct 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Sep 2016 | 27 Sep 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2016 | 01 Sep 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Aug 2016 | 01 Aug 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2016 | 01 Jul 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jun 2016 | 16 Jun 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2016 | 01 Jun 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2016 | 23 May 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2016 | 16 May 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2016 | 02 May 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Apr 2016 | 01 Apr 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2016 | 01 Mar 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2016 | 01 Feb 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2016 | 04 Jan 2016 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2015 | 01 Dec 2015 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Nov 2015 | 02 Nov 2015 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2015 | 01 Oct 2015 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2015 | 01 Sep 2015 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Aug 2015 | 03 Aug 2015 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2015 | 01 Jul 2015 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2015 | 16 Jun 2015 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2015 | 16 May 2015 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Sep 2014 | 05 Sep 2014 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jun 2014 | 16 Jun 2014 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2014 | 16 May 2014 | 000-17948 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Feb 2014 | 16 Feb 2014 | 000-17948 |