Consolidated Balance Sheets Detail - Property, Plant and Equipment (Details) - USD ($) $ in Millions	May 31, 2021	Feb. 28, 2021
Property, Plant and Equipment [Line Items]
Cost of property, plant and equipment	$ 251	$ 259
Accumulated amortization	205	211
Net book value	46	48
Buildings, leasehold improvements and other
Property, Plant and Equipment [Line Items]
Cost of property, plant and equipment	57	67
BlackBerry operations and other information technology
Property, Plant and Equipment [Line Items]
Cost of property, plant and equipment	112	110
Manufacturing, repair and research and development equipment
Property, Plant and Equipment [Line Items]
Cost of property, plant and equipment	72	72
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Cost of property, plant and equipment	$ 10	$ 10

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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