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Summary of Lease information (Parenthetical) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Leases [Abstract] |  |  |
Noncash component of lease expense | $ 25.4 | $ 20.1 | $ 17.9
Leased asset obtained in exchange for operating lease liability real estate and modification |  | 32.4 |
Lease liability agreement with third-party |  | 24.1 |
Equipment lease addition |  | $ 18.0 |

X
- Definition Amount of amortization expense attributable to right-of-use asset from operating lease. + References No definition available. + Details
Name: | chd_OperatingLeaseRighOfUseAssetAmortization
Namespace Prefix: | chd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Right Of Use Asset Obtained In Exchange For Operating Lease Liability Agreement with Third Party. + References No definition available. + Details
Name: | chd_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilityAgreementWithThirdParty
Namespace Prefix: | chd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Right Of Use Asset Obtained In Exchange For Operating Lease Liability Equipment. + References No definition available. + Details
Name: | chd_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilityEquipment
Namespace Prefix: | chd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Right Of Use Asset Obtained In Exchange For Operating Lease Liability Real Estate. + References No definition available. + Details
Name: | chd_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilityRealEstate
Namespace Prefix: | chd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration