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v3.21.2

Derivative Financial Instruments and Hedging Activities - Derivatives (Details) $ in Thousands, bbl in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Nov. 30, 2020 bbl | May 31, 2021 USD ($) bbl | May 31, 2020 USD ($) | Aug. 31, 2020 USD ($)
Derivative [Line Items] |  |  |  |
Derivative Liability, Noncurrent |  | $ 6,700 |  | $ 5,400
Derivative Asset, Fair Value, Amount Not Offset Against Collateral |  | 873,621 |  | 345,935
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet |  | 15,612 |  | 12,365
Derivative Liability, Fair Value, Amount Not Offset Against Collateral |  | 577,144 |  | 396,890
Derivative Liability, Collateral, Right to Reclaim Cash, Offset |  | 2,809 |  | 956
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet |  | 15,612 |  | 14,963
Embedded Derivative, Gain on Embedded Derivative |  | 2,200 | $ 2,300 |
Derivative Asset, Noncurrent, Excluding Fair Value Hedges |  | 18,800 |  | 21,200
CF Nitrogen LLC [Member] |  |  |  |
Derivative [Line Items] |  |  |  |
Annual Payment Receivable Contingent On Investment Credit Rating |  | 5,000 |  |
Embedded derivative asset |  | 16,200 |  |
Foreign exchange derivatives | Not Designated as Hedging Instrument |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative Asset, Fair Value, Amount Not Offset Against Collateral |  | 21,946 |  | 2,424
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet |  | 7,386 |  | 9,385
Derivative Liability, Fair Value, Amount Not Offset Against Collateral |  | 2,521 |  | 60,081
Derivative Liability, Collateral, Right to Reclaim Cash, Offset |  | 0 |  | 0
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet |  | 7,386 |  | 9,385
Derivative, Notional Amount |  | 1,400,000 |  | 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 |  | 16,173 |  | 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 |  | 835,502 |  | 324,513
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet |  | 8,226 |  | 2,980
Derivative Liability, Fair Value, Amount Not Offset Against Collateral |  | 574,623 |  | 336,809
Derivative Liability, Collateral, Right to Reclaim Cash, Offset |  | 2,809 |  | 956
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet |  | $ 8,226 |  | $ 5,578
Cash Flow Hedging |  |  |  |
Derivative [Line Items] |  |  |  |
Aggregate notional amount of cash flow hedges (in barrels) | bbl | 9.7 | 5.1 |  |

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