| Date Filed | Type | Description |
| 06/09/2023 |
10-Q
| Quarterly Report for the period ended April 30, 2023 |
| 03/13/2023 |
10-Q
| Quarterly Report for the period ended January 31, 2023 |
| 12/07/2022 |
10-Q
| Quarterly Report for the period ended October 31, 2022 |
| 11/04/2022 |
8-K
| Quarterly results |
| 10/31/2022 |
10-K
| Annual Report for the period ended July 31, 2022 |
| 06/17/2022 |
10-Q
| Quarterly Report for the period ended April 30, 2022 |
| 06/14/2022 |
NT 10-Q
| Form NT 10-Q - Notification of inability to timely file Form 10-Q or 10-QSB: |
| 03/17/2022 |
10-Q
| Quarterly Report for the period ended January 31, 2022 |
| 12/14/2021 |
10-Q
| Quarterly Report for the period ended October 31, 2021 |
| 11/15/2021 |
10-K
| Annual Report for the period ended July 31, 2021 |
| 10/29/2021 |
NT 10-K
| Form NT 10-K - Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405: |
| 06/16/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 06/14/2021 |
NT 10-Q
| Form NT 10-Q - Notification of inability to timely file Form 10-Q or 10-QSB: |
| 04/13/2021 |
8-K
| Quarterly results |
| 03/17/2021 |
10-Q
| Quarterly Report for the period ended January 31, 2021 |
| 12/18/2020 |
10-Q
| Quarterly Report for the period ended October 31, 2020 |
| 12/15/2020 |
NT 10-Q
| Form NT 10-Q - Notification of inability to timely file Form 10-Q or 10-QSB: |
| 10/30/2020 |
10-K
| Annual Report for the period ended July 31, 2020 |
| 06/15/2020 |
10-Q
| Quarterly Report for the period ended April 30, 2020 |
| 04/27/2020 |
10-Q
| Quarterly Report for the period ended January 31, 2020 |
| 03/13/2020 |
8-K
| Quarterly results |
| 12/31/2019 |
8-K
| Quarterly results |
| 12/13/2019 |
10-Q
| Quarterly Report for the period ended October 31, 2019 |
| 10/25/2019 |
10-K
| Annual Report for the period ended July 31, 2019 |
| 06/13/2019 |
10-Q
| Quarterly Report for the period ended April 30, 2019 |
| 05/07/2019 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
| 04/30/2019 |
S-1/A
| Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend] |
| 04/19/2019 |
S-1/A
| Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend] |
| 03/15/2019 |
S-1/A
| Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend] |
| 12/17/2018 |
S-1
| Form S-1 - General form for registration of securities under the Securities Act of 1933: |