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Business Acquisition - Additional Information (Details) - USD ($)		3 Months Ended			6 Months Ended
	Oct. 20, 2023	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2024	Jul. 31, 2023
Business Acquisition [Line Items]
Receivable from the seller for working capital adjustments						$ 300,000
Revenues		$ 64,129,000	$ 58,353,000		$ 126,628,000	115,205,000
Stock-based compensation		4,595,000	$ 3,624,000		$ 8,958,000	7,124,000
Junction Networks, Inc.
Business Acquisition [Line Items]
Receivable from the seller for working capital adjustments						$ 300,000
OnSIP
Business Acquisition [Line Items]
Total cash consideration				$ 9,500,000
2600Hz, Inc
Business Acquisition [Line Items]
Payment of cash consideration subject to working capital adjustments	$ 32,200,000
Contingency related payments	0
Cash acquired	1,800,000
Intangible assets	$ 21,200,000
2600Hz, Inc | Restricted Stock Units
Business Acquisition [Line Items]
Number of units issued					423,000
Vesting period					18 months
Stock-based compensation					$ 4,300,000
2600Hz, Inc | Developed technology
Business Acquisition [Line Items]
Intangible assets		$ 18,400,000			$ 18,400,000

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