| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 8-K | Open Document | Data | Open Filing | CURRENT REPORT | 04 Jan 2024 | 04 Jan 2024 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | 14 Nov 2023 | 30 Sep 2023 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | 14 Aug 2023 | 30 Jun 2023 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | 15 May 2023 | 31 Mar 2023 | 001-08594 |
| 10-K | Open Document | Data | Open Filing | ANNUAL REPORT | 31 Mar 2023 | 31 Dec 2022 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | 14 Nov 2022 | 30 Sep 2022 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | 15 Aug 2022 | 30 Jun 2022 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | 16 May 2022 | 31 Mar 2022 | 001-08594 |
| 10-K | Open Document | Data | Open Filing | ANNUAL REPORT | 31 Mar 2022 | 31 Dec 2021 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 15 Nov 2021 | 30 Sep 2021 | 001-08594 |
| 10-K/A | Open Document | Data | Open Filing | AMENDMENT NO. 1 TO FORM 10-K | 24 Sep 2021 | 31 Dec 2020 | 001-08594 |
| 10-K | Open Document | Data | Open Filing | ANNUAL REPORT | 21 Sep 2021 | 31 Dec 2020 | 001-08594 |
| 8-K | Open Document | Data | Open Filing | CURRENT REPORT | 21 Sep 2021 | 07 Jun 2021 | 001-08594 |
| 8-K | Open Document | Open Filing | 8-K | 04 Apr 2018 | 27 Mar 2018 | 001-08594 |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 13 Feb 2018 | 005-34516 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A PDNLA 2 | 07 Feb 2018 | 005-34516 | |
| SC 13D | Open Document | Open Filing | SC 13D | 01 May 2017 | 005-34516 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 17 Apr 2017 | 31 Dec 2016 | 001-08594 |
| 8-K | Open Document | Open Filing | 8-K | 05 Apr 2017 | 31 Mar 2017 | 001-08594 |
| NT 10-K | Open Document | Open Filing | NT 10-K | 31 Mar 2017 | 31 Dec 2016 | 001-08594 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A PDNLA | 08 Feb 2017 | 005-34516 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 27 Jan 2017 | 005-34516 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 27 Jan 2017 | 005-34516 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 27 Jan 2017 | 005-34516 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 27 Jan 2017 | 005-34516 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 27 Jan 2017 | 005-34516 | |
| 5 | Open Document | Open Filing | FORM 5 | 26 Jan 2017 | 31 Dec 2016 | |
| 3 | Open Document | Open Filing | FORM 3 | 26 Jan 2017 | 20 Dec 2016 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 26 Jan 2017 | 005-34516 | |
| SC 13G | Open Document | Open Filing | SC 13G | 26 Jan 2017 | 005-34516 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 19 Jan 2017 | 005-34516 | |
| SC 13D | Open Document | Open Filing | SC 13D | 17 Jan 2017 | 005-34516 | |
| SC 13D | Open Document | Open Filing | SC 13D | 17 Jan 2017 | 005-34516 | |
| SC 13D | Open Document | Open Filing | SC 13D | 17 Jan 2017 | 005-34516 | |
| SC 13D | Open Document | Open Filing | SC 13D | 17 Jan 2017 | 005-34516 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 12 Jan 2017 | 06 Jan 2017 | 001-08594 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Jan 2017 | 06 Jan 2017 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Jan 2017 | 06 Jan 2017 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Jan 2017 | 06 Jan 2017 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 20 Dec 2016 | 16 Dec 2016 | 001-08594 |
| 8-K | Open Document | Open Filing | 8-K | 23 Nov 2016 | 18 Nov 2016 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | FORN 10-Q | 03 Nov 2016 | 30 Sep 2016 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 15 Aug 2016 | 30 Jun 2016 | 001-08594 |
| 8-K | Open Document | Open Filing | FORM 8-K | 18 Jul 2016 | 18 Jul 2016 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 16 May 2016 | 31 Mar 2016 | 001-08594 |
| 10-K | Open Document | Data | Open Filing | 10-K | 12 Apr 2016 | 31 Dec 2015 | 001-08594 |
| NT 10-K | Open Document | Open Filing | NT 10-K | 30 Mar 2016 | 31 Dec 2015 | 001-08594 |
| SC 13G | Open Document | Open Filing | SC 13G PDNLA | 03 Feb 2016 | 005-34516 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 16 Nov 2015 | 30 Sep 2015 | 001-08594 |
| SC 13G | Open Document | Open Filing | 03 Nov 2015 | 005-34516 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 11 Aug 2015 | 30 Jun 2015 | 001-08594 |
| 8-K | Open Document | Open Filing | FORM 8-K | 03 Aug 2015 | 28 Jul 2015 | 001-08594 |
| D | Open Document | Open Filing | 15 May 2015 | 021-239976 | ||
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 May 2015 | 31 Mar 2015 | 001-08594 |
| SC 13G | Open Document | Open Filing | 26 Mar 2015 | 005-34516 | ||
| SC 13G | Open Document | Open Filing | 26 Mar 2015 | 005-34516 | ||
| 10-K | Open Document | Data | Open Filing | 10-K | 25 Mar 2015 | 31 Dec 2014 | 001-08594 |
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 27 Feb 2015 | 005-34516 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2014 | 30 Sep 2014 | 001-08594 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 29 Oct 2014 | 005-34516 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Aug 2014 | 30 Jun 2014 | 001-08594 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 13 May 2014 | 31 Mar 2014 | 001-08594 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 28 Mar 2014 | 31 Dec 2013 | 001-08594 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Jan 2014 | 16 Jan 2014 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Jan 2014 | 16 Jan 2014 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Jan 2014 | 16 Jan 2014 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Jan 2014 | 16 Jan 2014 | |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 15 Jan 2014 | 08 Jan 2014 | 001-08594 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Jan 2014 | 10 Jan 2014 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Jan 2014 | 17 Dec 2013 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Jan 2014 | 17 Dec 2013 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Jan 2014 | 17 Dec 2013 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Jan 2014 | 17 Dec 2013 |