Acquired Intangible Assets - Summary of Carrying Values of Intangible Assets Other than Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021
Finite Lived Intangible Assets [Line Items]
Gross Value, Intangible Assets	$ 9,108	$ 9,108
Accumulated Amortization, Intangible Assets	(4,900)	(3,595)
Carrying Value, Intangible Assets	4,208	5,513
Customer relationships
Finite Lived Intangible Assets [Line Items]
Gross Value, Intangible Assets	6,735	6,735
Accumulated Amortization, Intangible Assets	(2,921)	(1,908)
Carrying Value, Intangible Assets	$ 3,814	4,827
Customer relationships | Minimum
Finite Lived Intangible Assets [Line Items]
Estimated life (in years)	5 years
Customer relationships | Maximum
Finite Lived Intangible Assets [Line Items]
Estimated life (in years)	7 years
Developed technology
Finite Lived Intangible Assets [Line Items]
Estimated life (in years)	5 years
Gross Value, Intangible Assets	$ 1,809	1,809
Accumulated Amortization, Intangible Assets	(1,584)	(1,385)
Carrying Value, Intangible Assets	$ 225	424
Trade names
Finite Lived Intangible Assets [Line Items]
Estimated life (in years)	5 years
Gross Value, Intangible Assets	$ 564	564
Accumulated Amortization, Intangible Assets	(395)	(302)
Carrying Value, Intangible Assets	$ 169	$ 262