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v3.25.0.1

Segment Information (Details 1) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($) reportable_segment | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Segment Reporting Information [Line Items] |  |  |
Number of reportable segments | reportable_segment | 3 |  |
Revenues | $ 2,841,216 | $ 2,527,177 | $ 2,687,792
Adjusted EBITDA | 410,787 | 360,139 |
Stock-based compensation | (52,161) | (57,179) | (33,152)
Depreciation and amortization | 151,652 | 142,831 | 131,273
Deferred Acquisition Consideration Expense (Income) | (22,995) | (13,060) | 13,405
Impairment and other losses | (1,715) | (11,395) | (122,179)
Other items, net | 49,196 | 45,147 | 18,691
Operating income | 133,068 | 90,527 | 159,228
Interest and Debt Expense | (92,317) | (90,644) | (76,062)
Foreign exchange, net | (1,656) | (2,960) | (2,606)
Other, net | (1,372) | (359) | (4,975)
Nonoperating Income (Expense) | (95,345) | 542 | (83,643)
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest | 37,723 | 91,069 | 75,585
Income tax expense | 13,182 | 40,557 | 25,462
Income Loss From Continuing Operations Before Equity In Earnings Of Non-consolidated Affiliates | 24,541 | 50,512 | 50,123
Income (Loss) from Equity Method Investments | 503 | (8,870) | (79)
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest | 25,044 | 41,642 | 50,044
Net Income (Loss) Attributable to Noncontrolling Interest | (22,785) | (41,508) | (30,125)
Net Income (Loss) Attributable to Parent | 2,259 | 134 | 19,919
Gain (loss) on disposition of business | 0 | 94,505 | 0
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Long-Lived Assets | 292,100 | 332,100 |
UNITED STATES |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 2,336,988 | 2,058,883 | 2,218,681
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Long-Lived Assets | 231,900 | 268,500 |
All other countries |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Long-Lived Assets | 60,200 | 63,600 |
Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 2,802,469 | 2,480,592 | 2,687,792
Billable costs | 544,691 | 374,723 |
Staff related costs | 1,366,971 | 1,314,814 |
General and Administrative Expense | 259,166 | 243,619 |
Unbillable and other costs | 140,892 | 128,280 |
Adjusted EBITDA | 490,749 | 419,156 | 451,118
Operating Segments | Integrated Agencies Network |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 1,535,445 | 1,418,711 | 1,474,970
Billable costs | 262,692 | 185,913 |
Staff related costs | 792,041 | 768,846 |
General and Administrative Expense | 128,954 | 122,618 |
Unbillable and other costs | 72,756 | 71,776 |
Adjusted EBITDA | 279,002 | 269,558 | 292,293
Operating Segments | Brand Performance Network |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 751,884 | 728,174 | 757,208
Billable costs | 100,654 | 100,364 |
Staff related costs | 397,301 | 386,803 |
General and Administrative Expense | 93,155 | 87,337 |
Unbillable and other costs | 65,901 | 55,891 |
Adjusted EBITDA | 94,873 | 97,779 | 115,835
Operating Segments | Communications Network |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 515,140 | 333,707 | 435,652
Billable costs | 181,345 | 88,446 |
Staff related costs | 177,629 | 159,165 |
General and Administrative Expense | 37,057 | 33,664 |
Unbillable and other costs | 2,235 | 613 |
Adjusted EBITDA | 116,874 | 51,819 | 87,032
Operating Segments | All Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues |  |  | 19,962
Adjusted EBITDA |  |  | (931)
Operating Segments | Corporate Segment |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues |  |  | 0
Adjusted EBITDA |  |  | $ (43,111)
Corporate, Non-Segment |  |  |
Segment Reporting Information [Line Items] |  |  |
Adjusted EBITDA | 64,138 | 48,410 |
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 38,747 | 46,585 |
Adjusted EBITDA | $ 15,824 | $ 10,607 |

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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (a) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 + Details
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