Fair Value Measurements - Schedule of Assets Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Apr. 30, 2023	Jan. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrants	$ 0
Fair Value, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash equivalents	6	$ 6
Commitment fee	0	195
Total financial assets	6	201
Warrants		0
Conversion Option	559	734
Liabilities, Fair Value Disclosure, Total	559	734
Fair Value, Recurring [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash equivalents	6	6
Total financial assets	6	6
Fair Value, Recurring [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Commitment fee		0
Warrants	0	0
Conversion Option		0
Liabilities, Fair Value Disclosure, Total	0
Fair Value, Recurring [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Commitment fee		195
Total financial assets		195
Conversion Option	559	734
Liabilities, Fair Value Disclosure, Total	$ 559	$ 734