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Research and Development Arrangements (Details) $ in Thousands	1 Months Ended	3 Months Ended		12 Months Ended
	Aug. 31, 2022 USD ($) Provider	Apr. 30, 2026 USD ($)	Apr. 30, 2025 USD ($)	Jan. 31, 2026 USD ($)
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Research and development expense		$ 33,420	$ 23,074
R&D Services Agreement
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Research and development fee recognized		500
R&D Services Agreement \| Google [Member]
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Research and development fee recognized		1,200
Research and development expense		1,200
Proceeds from feeds received		5,000		$ 5,000
NASA Communication Services Project
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Research and development fee recognized			1,700
Research and development expense		600	1,700
Number of satellites \| Provider	2
Research and development arrangement, funding receivable	$ 40,500
Funding for research and development		$ 31,000	$ 30,400