Acquisitions (UHP Networks, Inc.) (Details) - UHP - USD ($)			1 Months Ended	3 Months Ended
	Jul. 31, 2021	Mar. 02, 2021	Aug. 31, 2021	Oct. 31, 2021
Business Acquisition [Line Items]
Aggregate purchase price	$ 37,470,000			$ 37,470,000
Initial up-front payment consisting of shares of common stock	23,979,000	$ 23,979,000		23,979,000
Cash payment		87,000
Payment of hold back amount through shares of stock			$ 3,991,000
Hold-back amount	4,991,000	4,991,000		4,991,000
Earn-out payment		9,000,000
Contingent earn-out consideration	$ 8,500,000	8,500,000		$ 8,500,000
Payable ratably		$ 4,560,000
Period of settlement of potential indemnification		3 years
Aggregate purchase price - settled with issuance of common stock (in shares)		1,026,567
Weighted average stock price (in dollars per share)		$ 28.14