XML 161 R138.htm IDEA: XBRL DOCUMENT
v3.20.4

Guarantees (Details) - USD ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Commitments and Contingencies Disclosure [Abstract] |  |
Parent company guarantees on lease obligations | $ 630.8 | $ 739.1
Parent company guarantees relating to credit facilities | 399.6 | 293.8
Cash pooling guarantees | 109.2 | $ 207.7
Assets pledged as security for parent company guarantees | $ 0.0 |

X
- Definition Assets pledged as security for parent company guarantees + References No definition available. + Details
Name: | ipg_AssetsPledgedAsSecurityForParentCompanyGuarantees
Namespace Prefix: | ipg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash pooling guarantees + References No definition available. + Details
Name: | ipg_Cashpoolingguarantees
Namespace Prefix: | ipg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the credit facilities guarantees or each group of similar guarantees. + References No definition available. + Details
Name: | ipg_GuaranteeObligationsCurrentCarryingValueCreditfacilities
Namespace Prefix: | ipg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the lease guarantees. + References No definition available. + Details
Name: | ipg_GuaranteeObligationsCurrentCarryingValueLeases
Namespace Prefix: | ipg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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