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Derivative Financial Instruments - Notional Amounts and Credit Exposure (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020
Derivative Financial Instruments, exposure |  |
Cash and securities posted under collateral arrangements associated with derivative credit support agreements and Futures Commission Merchant agreements | $ 137.7 | $ 148.3
Aggregate fair value of all derivative instruments with credit-risk-related contingent features that were in a liability position | 166.6 | 180.2
Collateral and initial margin posted supporting derivatives with credit-risk-related contingent features that were in a liability position | 137.7 | 148.3
Additional collateral required to be posted if derivative credit-risk-related contingent features were triggered | 36.4 |
Cash collateral received associated with derivative credit support annex agreements and Futures Commission Merchant agreements | 157.3 | 225.2
Notional amount | 63,190.1 | 62,292.5
Gross credit exposure | 351.3 | 473.5
Less: collateral received | 241.7 | 294.7
Net credit exposure | 109.6 | 178.8
Interest rate swaps |  |
Derivative Financial Instruments, exposure |  |
Cash exchanged under contract | 0.0 |
Principal payments made under contract | 0.0 |
Notional amount | 44,597.9 | 44,472.1
Gross credit exposure | 186.6 | 291.0
Interest rate options |  |
Derivative Financial Instruments, exposure |  |
Notional amount | 2,373.9 | 2,083.9
Gross credit exposure | 40.9 | 51.0
Interest rate forwards |  |
Derivative Financial Instruments, exposure |  |
Notional amount | 1,000.0 | 1,000.0
Gross credit exposure |  | 6.2
Interest rate futures |  |
Derivative Financial Instruments, exposure |  |
Notional amount | 705.5 | 188.5
Swaptions |  |
Derivative Financial Instruments, exposure |  |
Notional amount |  | 62.0
Currency forwards |  |
Derivative Financial Instruments, exposure |  |
Notional amount | 1,137.7 | 1,115.8
Gross credit exposure | 45.8 | 45.4
Currency swaps |  |
Derivative Financial Instruments, exposure |  |
Notional amount | 1,077.4 | 1,045.5
Gross credit exposure | 41.6 | 43.3
Equity options |  |
Derivative Financial Instruments, exposure |  |
Notional amount | 1,889.7 | 1,857.8
Gross credit exposure | 33.3 | 33.2
Equity futures |  |
Derivative Financial Instruments, exposure |  |
Notional amount | 122.1 | 218.1
Credit default swaps |  |
Derivative Financial Instruments, exposure |  |
Notional amount | 315.0 | 295.0
Gross credit exposure | 3.1 | 3.4
Embedded derivative financial instruments |  |
Derivative Financial Instruments, exposure |  |
Notional amount | $ 9,970.9 | $ 9,953.8

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- Definition The carrying value as of the balance sheet date of the cash received as collateral associated with derivative credit support annex agreements and Futures Commission Merchant agreements. + References No definition available. + Details
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- Definition The carrying value as of the balance sheet date of the cash and securities pledged as collateral associated with derivative credit support agreements and Futures Commission Merchant agreements. + References No definition available. + Details
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- Definition The carrying value as of the balance sheet date of the cash and securities received as collateral associated with derivative credit support agreements. + References No definition available. + Details
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- Definition The amount at risk if a counterparty to the derivative instruments does not perform. + References No definition available. + Details
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- Definition The amount at risk if a counterparty to the derivative instrument does not perform, after considering collateral received. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Represents the amount of cash exchanged under the interest rate derivative contracts. + References No definition available. + Details
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- Definition Represents the amount of principal payments made by parties to the interest rate derivative contracts. + References No definition available. + Details
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- Definition The aggregate fair value of additional assets that would be required to be posted as collateral for derivative instruments with credit-risk-related contingent features if the credit-risk-related contingent features were triggered at the end of the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624258-113959 + Details
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- Definition The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624258-113959 + Details
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- Definition The aggregate fair value amounts of derivative instruments that contain credit-risk-related contingent features that are in a net liability position at the end of the reporting period. For nonderivative instruments that are designated and qualify as hedging instruments, the fair value amounts are the carrying value of the nonderivative hedging instrument, including the adjustment for the foreign currency transaction gain (loss) on that instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624258-113959 + Details
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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959 + Details
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