Consolidated Balance Sheets Detail - Property, Plant and Equipment (Details) - USD ($) $ in Millions	Nov. 30, 2021	Feb. 28, 2021
Property, Plant and Equipment [Line Items]
Cost of property, plant and equipment	$ 224	$ 259
Accumulated amortization	182	211
Net book value	42	48
Buildings, leasehold improvements and other
Property, Plant and Equipment [Line Items]
Cost of property, plant and equipment	53	67
BlackBerry operations and other information technology
Property, Plant and Equipment [Line Items]
Cost of property, plant and equipment	92	110
Manufacturing, repair and research and development equipment
Property, Plant and Equipment [Line Items]
Cost of property, plant and equipment	69	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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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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