XML 70 R49.htm IDEA: XBRL DOCUMENT v3.20.4
Derivative Financial Instruments and Hedging Activities - Derivatives (Details)
$ in Thousands, bbl in Millions
 3 Months Ended 12 Months Ended
Nov. 30, 2020
USD ($)
bbl
Nov. 30, 2019
USD ($)
Aug. 31, 2020
USD ($)
bbl
Derivative [Line Items]      
Derivative Liability, Noncurrent $ 3,900   $ 5,400
Derivative Asset, Fair Value, Amount Not Offset Against Collateral 665,037   345,935
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet 9,665   12,365
Derivative Liability, Fair Value, Amount Not Offset Against Collateral 545,398   396,890
Derivative Liability, Collateral, Right to Reclaim Cash, Offset 1,447   956
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet 17,519   14,963
Embedded Derivative, Gain on Embedded Derivative 1,600 $ 1,600  
Derivative Asset, Noncurrent, Excluding Fair Value Hedges 17,100   21,200
CF Nitrogen LLC [Member]      
Derivative [Line Items]      
Annual Payment Receivable Contingent On Investment Credit Rating 5,000    
Embedded derivative asset 15,600    
Foreign exchange derivatives | Not Designated as Hedging Instrument      
Derivative [Line Items]      
Derivative Asset, Fair Value, Amount Not Offset Against Collateral 9,055   2,424
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet 7,629   9,385
Derivative Liability, Fair Value, Amount Not Offset Against Collateral 36,826   60,081
Derivative Liability, Collateral, Right to Reclaim Cash, Offset 0   0
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet 7,629   9,385
Derivative, Notional Amount 1,200,000   1,200,000
Embedded Derivative Financial Instruments [Member] | Not Designated as Hedging Instrument      
Derivative [Line Items]      
Derivative Asset, Fair Value, Amount Not Offset Against Collateral 15,563   18,998
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet 0   0
Commodity derivatives | Not Designated as Hedging Instrument      
Derivative [Line Items]      
Derivative Asset, Fair Value, Amount Not Offset Against Collateral 640,419   324,513
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet 2,036   2,980
Derivative Liability, Fair Value, Amount Not Offset Against Collateral 508,572   336,809
Derivative Liability, Collateral, Right to Reclaim Cash, Offset 1,447   956
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet $ 9,890   $ 5,578
Cash Flow Hedging      
Derivative [Line Items]      
Aggregate notional amount of cash flow hedges (in barrels) | bbl 7.7   9.7