XML 55 R46.htm IDEA: XBRL DOCUMENT
v3.23.3

FAIR VALUE - Put and Call Options Measured at Fair Value (Details) - Options - Level 3 fair value measurement | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Annualized volatility | Minimum |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Significant unobservable inputs | 0.166 | 0.167
Annualized volatility | Maximum |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Significant unobservable inputs | 0.196 | 0.208
Credit spread | Minimum |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Significant unobservable inputs | 0.009 | 0.013
Credit spread | Maximum |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Significant unobservable inputs | 0.014 | 0.015
Revenue exit multiple | Minimum |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Significant unobservable inputs | 1.5 | 1.5
Revenue exit multiple | Maximum |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Significant unobservable inputs | 2.5 | 2.5
Weighted average cost of capital | Minimum |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Significant unobservable inputs | 0.120 | 0.115
Weighted average cost of capital | Maximum |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Significant unobservable inputs | 0.130 | 0.125
Long term growth rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Significant unobservable inputs | 0.030 | 0.030

X
- Definition Value of input used to measure net derivative asset (liability). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_DerivativeAssetLiabilityNetMeasurementInput
Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_OptionOnSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputOptionVolatilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_CreditSpreadOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=hum_RevenueExitMultipleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputDiscountRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputLongTermRevenueGrowthRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |