| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 10-K | Open Document | Data | Open Filing | 10-K | Oct 15, 2025 | Jul 31, 2025 | 001-42843 |
| 10-Q/A | Open Document | Data | Open Filing | 10-Q/A | Oct 9, 2025 | Jan 31, 2025 | 001-42843 |
| 10-Q/A | Open Document | Data | Open Filing | 10-Q/A | Oct 9, 2025 | Apr 30, 2025 | 001-42843 |
| EFFECT | Open Document | Open Filing | Sep 11, 2025 | 333-285158 | ||
| 8-A12B | Open Document | Open Filing | 8-A12B | Sep 11, 2025 | 001-42843 | |
| S-1/A | Open Document | Open Filing | S-1/A | Sep 9, 2025 | 333-285158 | |
| S-1/A | Open Document | Data | Open Filing | S-1/A | Aug 27, 2025 | 333-285158 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Jun 13, 2025 | Apr 30, 2025 | 000-54439 |
| S-1/A | Open Document | Open Filing | S-1/A | May 2, 2025 | 333-285158 | |
| 8-K | Open Document | Data | Open Filing | Apr 8, 2025 | Apr 3, 2025 | 000-54439 | |
| 8-K | Open Document | Data | Open Filing | Apr 7, 2025 | Mar 31, 2025 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Mar 17, 2025 | Jan 31, 2025 | 000-54439 | |
| S-1 | Open Document | Open Filing | Feb 24, 2025 | 333-285158 | ||
| 10-Q/A | Open Document | Data | Open Filing | Jan 16, 2025 | Oct 31, 2024 | 000-54439 | |
| 8-K | Open Document | Data | Open Filing | Jan 7, 2025 | Dec 31, 2024 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Dec 16, 2024 | Oct 31, 2024 | 000-54439 | |
| SCHEDULE 13D | Open Document | Open Filing | Dec 5, 2024 | 005-90492 | ||
| SCHEDULE 13D | Open Document | Open Filing | Dec 5, 2024 | 005-90492 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2024 | Nov 26, 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2024 | Nov 26, 2024 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2024 | Nov 26, 2024 | |
| SCHEDULE 13D | Open Document | Open Filing | Nov 6, 2024 | 005-90492 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 4, 2024 | Oct 31, 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 4, 2024 | Oct 31, 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 4, 2024 | Oct 31, 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 4, 2024 | Oct 31, 2024 | |
| 10-K | Open Document | Data | Open Filing | Oct 29, 2024 | Jul 31, 2024 | 000-54439 | |
| 8-K | Open Document | Data | Open Filing | Oct 9, 2024 | Oct 7, 2024 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Jun 7, 2024 | Apr 30, 2024 | 000-54439 | |
| 8-K | Open Document | Data | Open Filing | May 16, 2024 | May 11, 2024 | 000-54439 | |
| SCHEDULE 13D/A | Open Document | Open Filing | Apr 5, 2024 | 005-90492 | ||
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2024 | Apr 1, 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2024 | Mar 19, 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2024 | Mar 13, 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2024 | Mar 13, 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2024 | Mar 13, 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2024 | Mar 12, 2024 | |
| 8-K | Open Document | Data | Open Filing | Apr 3, 2024 | Apr 1, 2024 | 000-54439 | |
| 8-K | Open Document | Data | Open Filing | Mar 19, 2024 | Mar 18, 2024 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Mar 14, 2024 | Jan 31, 2024 | 000-54439 | |
| SC 13D | Open Document | Open Filing | Mar 6, 2024 | 005-90492 | ||
| 10-K/A | Open Document | Data | Open Filing | Mar 5, 2024 | Jul 31, 2023 | 000-54439 | |
| SCHEDULE 13D | Open Document | Open Filing | Mar 5, 2024 | 005-90492 | ||
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 28, 2024 | Jun 1, 2023 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2024 | Nov 14, 2022 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 26, 2024 | Nov 14, 2022 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 26, 2024 | Nov 14, 2022 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 21, 2024 | Nov 14, 2022 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 15, 2024 | Nov 14, 2022 | |
| 10-Q | Open Document | Data | Open Filing | Dec 12, 2023 | Oct 31, 2023 | 000-54439 | |
| 10-K | Open Document | Data | Open Filing | Oct 30, 2023 | Jul 31, 2023 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Jun 12, 2023 | Apr 30, 2023 | 000-54439 | |
| 10-K/A | Open Document | Data | Open Filing | Jun 12, 2023 | Jul 31, 2022 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Mar 24, 2023 | Jan 31, 2023 | 000-54439 | |
| NT 10-Q | Open Document | Open Filing | Mar 17, 2023 | Jan 31, 2023 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Dec 15, 2022 | Oct 31, 2022 | 000-54439 | |
| 10-K | Open Document | Data | Open Filing | Nov 14, 2022 | Jul 31, 2022 | 000-54439 | |
| NT 10-K | Open Document | Open Filing | Oct 28, 2022 | Jul 31, 2022 | 000-54439 | |
| 8-K | Open Document | Data | Open Filing | Aug 30, 2022 | Aug 1, 2022 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Jul 7, 2022 | Apr 30, 2022 | 000-54439 | |
| NT 10-Q | Open Document | Open Filing | Jun 14, 2022 | Apr 30, 2022 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Mar 22, 2022 | Jan 31, 2022 | 000-54439 | |
| NT 10-Q | Open Document | Open Filing | Mar 17, 2022 | Jan 31, 2022 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Dec 15, 2021 | Oct 31, 2021 | 000-54439 | |
| 10-K | Open Document | Data | Open Filing | Oct 29, 2021 | Jul 31, 2021 | 000-54439 | |
| 8-K | Open Document | Open Filing | Sep 20, 2021 | Sep 13, 2021 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Jun 14, 2021 | Apr 30, 2021 | 000-54439 | |
| UPLOAD | Open Document | Open Filing | Mar 18, 2021 | |||
| 10-Q | Open Document | Data | Open Filing | Mar 17, 2021 | Jan 31, 2021 | 000-54439 | |
| 10-Q/A | Open Document | Data | Open Filing | Feb 26, 2021 | Oct 31, 2020 | 000-54439 | |
| 10-K/A | Open Document | Data | Open Filing | Feb 26, 2021 | Jul 31, 2020 | 000-54439 | |
| 8-K | Open Document | Open Filing | Feb 23, 2021 | Feb 18, 2021 | 000-54439 | |
| CORRESP | Open Document | Open Filing | Feb 18, 2021 | |||
| UPLOAD | Open Document | Open Filing | Feb 12, 2021 | |||
| 10-Q | Open Document | Data | Open Filing | Dec 15, 2020 | Oct 31, 2020 | 000-54439 | |
| 10-K | Open Document | Data | Open Filing | Nov 10, 2020 | Jul 31, 2020 | 000-54439 | |
| NT 10-K | Open Document | Open Filing | NOTIFICATION OF LATE FILING | Oct 30, 2020 | Jul 31, 2020 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 11, 2020 | Apr 30, 2020 | 000-54439 |
| 8-K | Open Document | Open Filing | FORM 8-K | May 20, 2020 | May 15, 2020 | 000-54439 |
| 10-Q/A | Open Document | Open Filing | FORM 10-Q/A | May 11, 2020 | Jan 31, 2020 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Apr 30, 2020 | Jan 31, 2020 | 000-54439 |
| 8-K | Open Document | Open Filing | FORM 8-K | Mar 13, 2020 | Mar 13, 2020 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Dec 16, 2019 | Oct 31, 2019 | 000-54439 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Nov 14, 2019 | Jul 31, 2019 | 000-54439 |
| 8-K/A | Open Document | Open Filing | FORM 8-K AMENDMENT NO. 2 | Oct 31, 2019 | Mar 20, 2019 | 000-54439 |
| 8-K/A | Open Document | Open Filing | FORM 8-K/A | Oct 29, 2019 | Mar 20, 2019 | 000-54439 |
| NT 10-K | Open Document | Open Filing | NOTIFICATION OF LATE FILING | Oct 29, 2019 | Jul 31, 2019 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 19, 2019 | Apr 30, 2019 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Jun 14, 2019 | Apr 30, 2019 | 000-54439 | |
| DEF 14C | Open Document | Open Filing | DEFINITIVE 14C | Jun 5, 2019 | Jun 5, 2019 | 000-54439 |
| PRE 14C | Open Document | Open Filing | PRELIMINARY 14C | May 15, 2019 | May 14, 2019 | 000-54439 |
| 8-K | Open Document | Open Filing | FORM 8-K | Apr 9, 2019 | Mar 20, 2019 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Mar 18, 2019 | Jan 31, 2019 | 000-54439 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jan 24, 2019 | Jan 1, 2019 | 000-54439 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jan 17, 2019 | Jan 11, 2019 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Dec 21, 2018 | Oct 31, 2018 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Dec 14, 2018 | Oct 31, 2018 | 000-54439 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Nov 14, 2018 | Jul 31, 2018 | 000-54439 |
| NT 10-K | Open Document | Open Filing | Oct 30, 2018 | Jul 31, 2018 | 000-54439 | |
| DEF 14C | Open Document | Open Filing | DEFINITIVE 14C | Jul 31, 2018 | Jul 31, 2018 | 000-54439 |
| PRE 14C | Open Document | Open Filing | PRELIMINARY 14C | Jul 18, 2018 | Jul 17, 2018 | 000-54439 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jun 29, 2018 | Jun 11, 2018 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 15, 2018 | Apr 30, 2018 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Jun 14, 2018 | Apr 30, 2018 | 000-54439 | |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Jun 12, 2018 | 005-90492 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 12, 2018 | Jun 11, 2018 | |
| SC 14F1 | Open Document | Open Filing | SCHEDULE 14F-1 | Jun 1, 2018 | 005-90492 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2018 | Feb 17, 2012 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2018 | Feb 17, 2012 | |
| 5 | Open Document | Open Filing | FORM 5 | Jun 1, 2018 | Jul 31, 2017 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2018 | Feb 17, 2012 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2018 | Feb 17, 2012 | |
| 3 | Open Document | Open Filing | FORM 3 | Jun 1, 2018 | Sep 27, 2011 | |
| 3 | Open Document | Open Filing | FORM 3 | Jun 1, 2018 | Sep 27, 2011 | |
| 3 | Open Document | Open Filing | FORM 3 | Jun 1, 2018 | Sep 11, 2015 | |
| 3 | Open Document | Open Filing | FORM 3 | Jun 1, 2018 | Sep 27, 2011 | |
| 3 | Open Document | Open Filing | FORM 3 | Jun 1, 2018 | Sep 27, 2011 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Mar 21, 2018 | Jan 31, 2018 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Mar 20, 2018 | Jan 31, 2018 | 000-54439 | |
| 8-K | Open Document | Open Filing | FORM 8-K | Feb 20, 2018 | Jan 12, 2018 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Dec 20, 2017 | Oct 31, 2017 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Dec 18, 2017 | Oct 31, 2017 | 000-54439 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Nov 7, 2017 | Jul 31, 2017 | 000-54439 |
| NT 10-K | Open Document | Open Filing | Oct 31, 2017 | Jul 31, 2017 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 16, 2017 | Apr 30, 2017 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Jun 14, 2017 | Apr 30, 2017 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Mar 16, 2017 | Jan 31, 2017 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Dec 15, 2016 | Oct 31, 2016 | 000-54439 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Nov 9, 2016 | Jul 31, 2016 | 000-54439 |
| NT 10-K | Open Document | Open Filing | Oct 31, 2016 | Jul 31, 2016 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 16, 2016 | Apr 30, 2016 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Jun 14, 2016 | Apr 30, 2016 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Mar 16, 2016 | Jan 31, 2016 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Dec 17, 2015 | Oct 31, 2015 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Dec 15, 2015 | Oct 31, 2015 | 000-54439 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K FOR THE PERIOD ENDED 7/31/2015 | Nov 13, 2015 | Jul 31, 2015 | 000-54439 |
| 8-K | Open Document | Open Filing | FORM 8-K | Nov 6, 2015 | Oct 21, 2015 | 000-54439 |
| NT 10-K | Open Document | Open Filing | Oct 29, 2015 | Jul 31, 2015 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | Jun 22, 2015 | Apr 30, 2015 | 000-54439 | |
| NT 10-Q | Open Document | Open Filing | Jun 15, 2015 | Apr 30, 2015 | 000-54439 | |
| UPLOAD | Open Document | Open Filing | Mar 30, 2015 | |||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Mar 17, 2015 | Jan 31, 2015 | 000-54439 |
| 10-K/A | Open Document | Open Filing | FORM 10-K/A FOR THE PERIOD ENDED 7/31/2014 | Mar 17, 2015 | Jul 31, 2014 | 000-54439 |
| UPLOAD | Open Document | Open Filing | Mar 6, 2015 | |||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Dec 22, 2014 | Oct 31, 2014 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Dec 15, 2014 | Oct 31, 2014 | 000-54439 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K FOR THE PERIOD ENDED 7/31/2014 | Nov 12, 2014 | Jul 31, 2014 | 000-54439 |
| NT 10-K | Open Document | Open Filing | Oct 29, 2014 | Jul 31, 2014 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q FOR THE PERIOD ENDED 4/30/2014 | Jun 13, 2014 | Apr 30, 2014 | 000-54439 |
| UPLOAD | Open Document | Open Filing | Apr 21, 2014 | |||
| 8-K/A | Open Document | Open Filing | FORM 8-K/A | Apr 18, 2014 | Nov 30, 2013 | 000-54439 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Mar 24, 2014 | Jan 31, 2014 | 000-54439 |
| NT 10-Q | Open Document | Open Filing | Mar 17, 2014 | Jan 31, 2014 | 000-54439 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q FOR THE PERIOD ENDED 10/31/2013 | Mar 17, 2014 | Oct 31, 2013 | 000-54439 |
| UPLOAD | Open Document | Open Filing | Mar 17, 2014 | |||
| 8-K | Open Document | Open Filing | FORM 8-K | Mar 10, 2014 | Nov 30, 2013 | 000-54439 |