XML 160 R142.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Segment Information Major Geographic Area (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Revenues and Long-Lived Assets |  |  |  |  |  |  |  |  |  |  |
Long-Lived Assets | $ 1,219.7 |  |  |  | $ 1,034.1 |  |  |  | $ 1,219.7 | $ 1,034.1 |
Net revenue | 2,413.7 | $ 1,895.7 | $ 1,948.2 | $ 1,774.0 | 2,131.1 | $ 1,832.5 | $ 1,834.6 | $ 1,675.3 | 8,031.6 | 7,473.5 | $ 7,452.3
Domestic |  |  |  |  |  |  |  |  |  |  |
Revenues and Long-Lived Assets |  |  |  |  |  |  |  |  |  |  |
Long-Lived Assets | 892.9 |  |  |  | 694.5 |  |  |  | 892.9 | 694.5 |
Total International |  |  |  |  |  |  |  |  |  |  |
Revenues and Long-Lived Assets |  |  |  |  |  |  |  |  |  |  |
Long-Lived Assets | 326.8 |  |  |  | 339.6 |  |  |  | 326.8 | 339.6 |
Net revenue |  |  |  |  |  |  |  |  | 3,206.6 | 3,014.7 | 3,009.1
United Kingdom |  |  |  |  |  |  |  |  |  |  |
Revenues and Long-Lived Assets |  |  |  |  |  |  |  |  |  |  |
Long-Lived Assets | 57.9 |  |  |  | 56.2 |  |  |  | 57.9 | 56.2 |
Net revenue |  |  |  |  |  |  |  |  | 711.7 | 613.1 | 604.3
Continental Europe |  |  |  |  |  |  |  |  |  |  |
Revenues and Long-Lived Assets |  |  |  |  |  |  |  |  |  |  |
Long-Lived Assets | 57.9 |  |  |  | 73.6 |  |  |  | 57.9 | 73.6 |
Net revenue |  |  |  |  |  |  |  |  | 737.5 | 687.8 | 682.0
Asia Pacific |  |  |  |  |  |  |  |  |  |  |
Revenues and Long-Lived Assets |  |  |  |  |  |  |  |  |  |  |
Long-Lived Assets | 121.7 |  |  |  | 115.5 |  |  |  | 121.7 | 115.5 |
Net revenue |  |  |  |  |  |  |  |  | 896.8 | 866.9 | 887.7
Latin America |  |  |  |  |  |  |  |  |  |  |
Revenues and Long-Lived Assets |  |  |  |  |  |  |  |  |  |  |
Long-Lived Assets | 43.6 |  |  |  | 48.2 |  |  |  | 43.6 | 48.2 |
Net revenue |  |  |  |  |  |  |  |  | 350.1 | 350.8 | 367.8
Other |  |  |  |  |  |  |  |  |  |  |
Revenues and Long-Lived Assets |  |  |  |  |  |  |  |  |  |  |
Long-Lived Assets | $ 45.7 |  |  |  | $ 46.1 |  |  |  | 45.7 | 46.1 |
Net revenue |  |  |  |  |  |  |  |  | $ 510.5 | $ 496.1 | $ 467.3

X
- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e9038-108599 + Details
Name: | us-gaap_NoncurrentAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_StatementGeographicalAxis=ipg_SegmentDomesticDomain
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ipg_SegmentInternationalDomain
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_GB
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=srt_EuropeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=srt_AsiaPacificMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=srt_LatinAmericaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ipg_SegmentGeographicalGroupsOfCountriesGroupFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |