| Date Filed | Type | Description |
| 07/17/2023 |
8-K
| Changes in Registrant's Certifying Accountant, Financial Statements and Exhibits Interactive Data |
| 05/19/2023 |
10-K
| Annual Report for the period ended January 31, 2023 |
| 05/01/2023 |
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: |
| 12/14/2022 |
10-Q
| Quarterly Report for the period ended October 31, 2022 |
| 09/19/2022 |
10-Q
| Quarterly Report for the period ended July 31, 2022 |
| 09/14/2022 |
NT 10-Q
| Form NT 10-Q - Notification of inability to timely file Form 10-Q or 10-QSB: |
| 06/21/2022 |
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: |
| 05/17/2022 |
10-K
| Annual Report for the period ended January 31, 2022 |
| 04/29/2022 |
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: |
| 03/11/2022 |
8-K
| Quarterly results |
| 02/04/2022 |
8-K
| Quarterly results |
| 02/03/2022 |
8-K
| Quarterly results |
| 12/27/2021 |
8-K
| Changes in Registrant's Certifying Accountant, Financial Statements and Exhibits Interactive Data |
| 12/20/2021 |
10-Q
| Quarterly Report for the period ended October 31, 2021 |
| 12/15/2021 |
NT 10-Q
| Form NT 10-Q - Notification of inability to timely file Form 10-Q or 10-QSB: |
| 09/17/2021 |
10-Q
| Quarterly Report for the period ended July 31, 2021 |
| 09/16/2021 |
8-K
| Quarterly results |
| 09/14/2021 |
NT 10-Q
| Form NT 10-Q - Notification of inability to timely file Form 10-Q or 10-QSB: |
| 07/28/2021 |
DEF 14C
| Form DEF 14C - Other definitive information statements: |
| 07/12/2021 |
PRE 14C
| Form PRE 14C - Other preliminary information statements: |
| 06/30/2021 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 06/24/2021 |
8-K
| Quarterly results |
| 06/14/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 06/07/2021 |
8-K
| Quarterly results |
| 04/30/2021 |
10-K
| Annual Report for the period ended January 31, 2021 |
| 12/10/2020 |
10-Q
| Quarterly Report for the period ended October 31, 2020 |
| 09/09/2020 |
10-Q
| Quarterly Report for the period ended July 31, 2020 |
| 06/15/2020 |
10-Q
| Quarterly Report for the period ended April 30, 2020 |
| 04/30/2020 |
10-K
| Annual Report for the period ended January 31, 2020 |
| 12/11/2019 |
10-Q
| Quarterly Report for the period ended October 31, 2019 |
| 09/09/2019 |
10-Q
| Quarterly Report for the period ended July 31, 2019 |
| 06/12/2019 |
10-Q
| Quarterly Report for the period ended April 30, 2019 |
| 04/29/2019 |
10-K
| Annual Report for the period ended January 31, 2019 |
|