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v3.19.2

Derivative Financial Instruments and Hedging Activities - Derivatives (Details) $ in Thousands, bbl in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
May 31, 2019 USD ($) bbl | Aug. 31, 2018 USD ($) bbl
Derivative [Line Items] |  |
Derivative Asset, Noncurrent | $ 22,300 | $ 23,100
Derivative Liability, Noncurrent | 14,700 | 7,900
Derivative Asset, Fair Value, Amount Not Offset Against Collateral | 251,648 | 316,545
Derivative Assets | 281,878 | 352,029
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet | 30,230 | 35,484
Derivative Liability, Fair Value, Amount Not Offset Against Collateral | 273,494 | 397,288
Derivative Liabilities | 308,087 | 445,755
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 4,363 | 12,983
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet | $ 30,230 | 35,484
Credit Rating Agencies Threshold, Minimum | 66.67% |
CF Nitrogen LLC [Member] |  |
Derivative [Line Items] |  |
Annual Payment Receivable Contingent On Investment Credit Rating | $ 5,000 |
Embedded derivative asset | 20,900 |
Foreign exchange derivatives | Not Designated as Hedging Instrument |  |
Derivative [Line Items] |  |
Derivative Asset, Fair Value, Amount Not Offset Against Collateral | 5,208 | 6,698
Derivative Assets | 9,685 | 15,401
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet | 4,477 | 8,703
Derivative Liability, Fair Value, Amount Not Offset Against Collateral | 2,847 | 15,998
Derivative Liabilities | 7,324 | 24,701
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 0 | 0
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet | 4,477 | 8,703
Derivative Asset, Notional Amount | 868,900 | 988,800
Interest rate swap derivatives | Designated as Hedging Instrument |  |
Derivative [Line Items] |  |
Derivative Assets | 4,479 |
Derivative Liabilities | 713 | 9,452
Embedded Derivative Financial Instruments [Member] | Not Designated as Hedging Instrument |  |
Derivative [Line Items] |  |
Derivative Asset, Fair Value, Amount Not Offset Against Collateral | 20,957 | 23,595
Derivative Assets | 20,957 | 23,595
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 | 225,483 | 286,252
Derivative Assets | 251,236 | 313,033
Derivative Asset, Fair Value, Gross Amount Not Offset on Balance Sheet | 25,753 | 26,781
Derivative Liability, Fair Value, Amount Not Offset Against Collateral | 270,647 | 381,290
Derivative Liabilities | 300,763 | 421,054
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | 4,363 | 12,983
Derivative Liability, Fair Value, Gross Amount Not Offset on Balance Sheet | 25,753 | $ 26,781
Fair Value Hedging | Interest rate swap derivatives | Designated as Hedging Instrument |  |
Derivative [Line Items] |  |
Derivative Asset, Notional Amount | $ 495,000 |
Cash Flow Hedging |  |
Derivative [Line Items] |  |
Aggregate notional amount of cash flow hedges (in barrels) | bbl | 8.2 | 1.1
Cash Flow Hedging | Designated as Hedging Instrument |  |
Derivative [Line Items] |  |
Derivative Assets | $ 5,547 | $ 812
Derivative Liabilities | $ 14,692 | $ 634

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