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Derivative Financial Instruments and Hedging Activities - Derivatives (Details) $ in Thousands, bbl in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2021 USD ($) bbl | Nov. 30, 2020 USD ($) | Aug. 31, 2021 USD ($) bbl
Derivative [Line Items] |  |  |
Derivative Liability, Noncurrent | $ 1,600 |  | $ 4,800
Derivative Asset, Fair Value, Amount Not Offset Against Collateral | 459,641 |  | 558,993
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet | 7,674 |  | 9,756
Derivative Liability, Fair Value, Amount Not Offset Against Collateral | 311,272 |  | 441,126
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 1,478 |  | 2,485
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet | 8,342 |  | 9,756
Embedded Derivative, Gain on Embedded Derivative | 1,500 | $ 1,600 |
Derivative Asset, Noncurrent, Excluding Fair Value Hedges | 21,300 |  | 21,600
CF Nitrogen LLC [Member] |  |  |
Derivative [Line Items] |  |  |
Annual Payment Receivable Contingent On Investment Credit Rating | 5,000 |  |
Embedded derivative asset | 13,000 |  |
Foreign exchange derivatives | Not Designated as Hedging Instrument |  |  |
Derivative [Line Items] |  |  |
Derivative Asset, Fair Value, Amount Not Offset Against Collateral | 4,438 |  | 13,847
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet | 4,045 |  | 5,582
Derivative Liability, Fair Value, Amount Not Offset Against Collateral | 23,418 |  | 2,924
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 0 |  | 0
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet | 4,045 |  | 5,582
Derivative, Notional Amount |  |  | 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 | 13,034 |  | 16,488
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 | 442,169 |  | 528,658
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet | 3,629 |  | 4,174
Derivative Liability, Fair Value, Amount Not Offset Against Collateral | 287,854 |  | 438,202
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 1,478 |  | 2,485
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet | $ 4,297 |  | $ 4,174
Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Aggregate notional amount of cash flow hedges (in barrels) | bbl | 3.4 |  | 2.7

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