XML 52 R42.htm IDEA: XBRL DOCUMENT

Goodwill and Acquired Intangible Assets - Additional Information (Details) - USD ($)	3 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Jan. 31, 2023
Finite Lived Intangible Assets [Line Items]
Goodwill	$ 74,593,000		$ 73,863,000
Goodwill impairment	$ 0	$ 0

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References + Details