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Basis of preparation and presentation of the consolidated financial statements (Schedule of Estimated Useful Lives) (Details)	12 Months Ended
	Dec. 31, 2020
Buildings [Member]
Disclosure of detailed information about property, plant and equipment [line items]
Estimated useful lives of assets in Years	10 to 65
Machinery and equipment [Member]
Disclosure of detailed information about property, plant and equipment [line items]
Estimated useful lives of assets in Years	5 to 40
Transportation equipment [Member]
Disclosure of detailed information about property, plant and equipment [line items]
Estimated useful lives of assets in Years	4
Furniture, mixtures and computer equipment [Member]
Disclosure of detailed information about property, plant and equipment [line items]
Estimated useful lives of assets in Years	3 to 10