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Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Schedule of Property, Plant and Equipment Useful Lives

Land is not depreciated. Depreciation on fixed assets is computed using the straight-line method over their estimated useful lives, as follows :

Buildings		33 years
Facilities and leasehold improvements		5-10 years
Machinery and equipment		2-10 years
Computer and R&D equipment		3-6 years
Other		2-5 years

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