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Gains (losses) from operating activities in the statement of income by function of expenses, included according to their nature (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Revenue	$ 2,265,803	$ 2,157,323	$ 1,939,322
Sodium Nitrates [Member]
Revenue	17,688	18,555	16,891
Specialty plant nutrition [Member]
Revenue	781,750	697,251	623,853
Potassium Nitrate And Sodium Potassium Nitrate [Member]
Revenue	527,945	474,451	390,964
Specialty Blends [Member]
Revenue	145,512	121,263	129,943
Other Specialty Fertilizers [Member]
Revenue	90,605	82,982	86,055
Iodine And Derivatives [Member]
Revenue	324,972	252,123	231,144
Lithium and Derivatives [Member]
Revenue	734,801	644,573	514,627
Potassium [Member]
Revenue	267,474	379,326	403,323
Industrial chemicals [Member]
Revenue	108,268	135,578	104,137
Commodities [Member]
Revenue	18,582	11,822	19,842
Other Ordinary Income Commercial Offices [Member]
Revenue	24,465	32,784	37,068
Other Products [Member]
Revenue	48,538	48,472	62,238
Income From Services [Member]
Revenue	4,017	3,795	4,122
Income From leasing Of Properties [Member]
Revenue	$ 1,474	$ 71	$ 1,205

X

- Definition

The income arising in the course of an entity's ordinary activities. Income is increases in economic benefits during the accounting period in the form of inflows or enhancements of assets or decreases of liabilities that result in an increase in equity, other than those relating to contributions from equity participants.

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