Note 7 - Business Combination (Tables)

12 Months Ended

Jan. 31, 2021

Notes Tables

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Tangible assets, including cash acquired of $0.9 million	$	3,420
Goodwill		12,785
Other intangible assets		7,751
Total assets acquired		23,956
Liabilities assumed		(1,576	)
Deferred tax liability		(2,549	)
Net assets acquired	$	19,831

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

	Estimated useful life (years)		Fair value		Estimated annual amortization		Statement of operations classification
Software technology		5	$	6,056	$	1,211	Cost of subscription
Customer relationships		5		1,695		339	Amortization of intangible assets from acquisitions
			$	7,751