Acquisitions - Assets Acquired and Liabilities Assumed of IN (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
Tangible assets acquired:
Goodwill	$ 17,894	$ 69	$ 69
KVH Industries, Inc
Tangible assets acquired:
Accounts receivable	4,977
Inventory	10,800
Prepaid expenses and other current assets	1,483
Property, plant, and equipment	14,442
Intangible assets acquired	12,770
Goodwill	13,342
Liabilities assumed:
Accounts payable	(1,699)
Accrued expenses	(485)
Contract liabilities	(637)
Other long-term liabilities	(8)
Total purchase consideration	$ 54,985