Subsequent Events	6 Months Ended
	Jul. 31, 2020
Subsequent Events [Abstract]
Subsequent Events	SUBSEQUENT EVENTS On September 8, 2020, the Company, through a newly formed subsidiary, entered into a definitive agreement to acquire Delve Laboratories, Inc. (“Delve”), a privately-held Canadian company, in exchange for total consideration of approximately $15.5 million in cash. The acquisition expands the Company’s software offerings with a next-generation vulnerability scanning and prioritization software solution, while enhancing the effectiveness of Red Cloak Threat Detection and Response. Delve’s software solution automates asset discovery, asset classification, vulnerability assessment and risk prioritization across network, endpoint and cloud environments. The acquisition is expected to close during the third quarter of fiscal 2021.