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Supplemental Cash Flow Information - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 5 Months Ended
Oct. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2020
Cash Flow Supplemental Disclosures [Line Items]        
Capital expenditures   $ 214,529 $ 216,132  
Mineral Resources Limited Wodgina Project        
Cash Flow Supplemental Disclosures [Line Items]        
Ownership percentage 60.00%      
Consideration transferred $ 1,300,000 1,323,566    
Lithium Hydroxide Conversion Assets        
Cash Flow Supplemental Disclosures [Line Items]        
Ownership percentage 40.00%      
Lithium Hydroxide Conversion Assets | Mineral Resources Limited Wodgina Project        
Cash Flow Supplemental Disclosures [Line Items]        
Capital expenditures   36,700   $ 201,400
Consideration transferred   $ 480,000