Commitments and Contingencies (Narratives) (Details) R$ in Thousands, ¥ in Millions	Dec. 18, 2019 USD ($)	Dec. 18, 2019 BRL (R$)	Jun. 20, 2019 USD ($)	Jun. 20, 2019 CNY (¥)	Dec. 31, 2019 USD ($)	Dec. 31, 2019 BRL (R$)	Dec. 18, 2019 BRL (R$)	Dec. 01, 2019 USD ($)	Dec. 01, 2019 BRL (R$)
Shenzhen Dunjun Technology Ltd. v. Aerohive Networks (Hangzhou) Ltd
Purchase Commitment Excluding Longterm Commitment [Line Items]
Damages claims amount			$ 1,400,000	¥ 10.0
Foreign | Secretariat of the Federal Revenue Bureau of Brazil
Purchase Commitment Excluding Longterm Commitment [Line Items]
Value of tax credits disallowed					$ 800,000	R$ 3,400
Penalties, court costs, attorneys' fees, and accrued interest								$ 5,000,000.0	R$ 20,200
Tax liability related to the ICMS Tax Assessments, accrued					2,300,000	R$ 9,400
ICMS Tax Assessment settlement amount paid	$ 2,200,000	R$ 8,692
Accrued for payment of the government’s legal fees	$ 157,000						R$ 632
Non-cancelable Inventory and Other Services Purchase Commitments
Purchase Commitment Excluding Longterm Commitment [Line Items]
Purchase commitments					$ 47,700,000