| Fiscal period | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|
| Period End Date | 12/31/2024 | 12/31/2023 | 12/31/2022 | 12/31/2021 | 12/31/2020 | 12/31/2019 | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 |
|---|
| Revenue | 9,187.60 | 9,400.60 | 9,449.40 | 9,107.90 | 8,064.50 | 8,625.10 | 8,031.60 | 7,882.40 | 7,846.60 | 7,613.80 |
| Billable Expenses | 1,504.10 | 1,488.70 | 1,478.40 | 1,132.80 | 996.50 | 1,596.20 | 1,682.80 | -- | -- | -- |
| Total Revenues | 10,691.70 | 10,889.30 | 10,927.80 | 10,240.70 | 9,061.00 | 10,221.30 | 9,714.40 | 7,882.40 | 7,846.60 | 7,613.80 |
| Office and general expenses | 1,343.10 | 1,342.50 | 1,346.40 | 1,279.60 | 1,367.90 | 1,564.10 | 1,355.10 | 1,840.70 | 1,870.50 | 1,885.00 |
| Salaries and related expenses | 6,024.80 | 6,243.90 | 6,258.30 | 5,975.40 | 5,345.00 | 5,568.80 | 5,298.30 | 5,068.10 | 5,038.10 | 4,857.70 |
| Billable Expenses | 1,504.10 | 1,488.70 | 1,478.40 | 1,132.80 | 996.50 | 1,596.20 | 1,682.80 | -- | -- | -- |
| Depreciation and amortization | 258.90 | 264.30 | 274.00 | 283.80 | 290.60 | 278.50 | 202.90 | -- | -- | -- |
| Amortization of intangible assets | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Selling, general and administrative expenses | 130.50 | 67.20 | 87.10 | 122.30 | 58.80 | 93.80 | 166.50 | -- | -- | -- |
| Restructuring and other reorganization-related (charges) reversals | (5.00) | 0.10 | 102.40 | 10.60 | 413.80 | 33.90 | -- | -- | -- | (0.80) |
| Motorsports contract termination costs | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Long-lived asset impairment and other charges | (232.10) | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Operating Expenses | 9,488.50 | 9,406.70 | 9,546.60 | 8,804.50 | 8,472.60 | 9,135.30 | 8,705.60 | 6,908.80 | 6,908.60 | 6,741.90 |
| Operating Income / (Loss) | 1,203.20 | 1,482.60 | 1,381.20 | 1,436.20 | 588.40 | 1,086.00 | 1,008.80 | 973.60 | 938.00 | 871.90 |
| Interest expense | 229.90 | 225.60 | 174.70 | 173.10 | 192.20 | 199.30 | 123.00 | 90.80 | 90.60 | 85.80 |
| Investment impairments | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Goodwill impairment and other charges | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Litigation (reversals) charges | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Interest income | 151.70 | 140.80 | 63.40 | 29.70 | 29.50 | 34.50 | 21.80 | 19.40 | 20.10 | 22.80 |
| Other income (expense) | (75.90) | 10.20 | (1.00) | (70.70) | (64.40) | (42.90) | (69.60) | (26.20) | (37.30) | (46.70) |
| Debt prepayment penalty | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total (expenses) and other income | (154.10) | (74.60) | (112.30) | (214.10) | (227.10) | (207.70) | (170.80) | (97.60) | (107.80) | (109.70) |
| Income (loss) before income taxes | 1,049.10 | 1,408.00 | 1,268.90 | 1,222.10 | 361.30 | 878.30 | 838.00 | 876.00 | 830.20 | 762.20 |
| Provision (benefit) for income taxes | 333.90 | 291.20 | 318.40 | 251.80 | 8.00 | 204.80 | 199.20 | 281.90 | 198.00 | 282.80 |
| Income applicable to minority interests (net of tax) | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Equity in net income of unconsolidated affiliates (net of tax) | 0.50 | 1.30 | 5.60 | 2.50 | 0.90 | 0.40 | (1.10) | 0.90 | 0.30 | 1.10 |
| Income (loss) from Continuing Operations | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Income from discontinued operations (net of tax) | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Consolidated Net Income (Loss) | 715.70 | 1,118.10 | 956.10 | 972.80 | 354.20 | 673.90 | 637.70 | 595.00 | 632.50 | 480.50 |
| Net (income) loss attributable to noncontrolling interests | 26.20 | 19.70 | 18.10 | 20.00 | 3.10 | 17.90 | 18.80 | 16.00 | 24.00 | 25.90 |
| Allocation to participating securities | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Dividends on preferred stock | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0.00 |
| Benefit from preferred stock repurchased | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Income (Loss) Available to Common Shareholders | 689.50 | 1,098.40 | 938.00 | 952.80 | 351.10 | 656.00 | 618.90 | 579.00 | 608.50 | 454.60 |
| Net income available to IPG common stockholders - diluted | -- | -- | -- | -- | -- | -- | -- | -- | -- | 454.60 |
| Earnings Per Share (Basic) - Cont Ops | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| EPS (Basic) : Disc Ops | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Earnings Per Share (Basic) | 1.84 | 2.86 | 2.40 | 2.42 | 0.90 | 1.70 | 1.61 | 1.49 | 1.53 | 1.11 |
| Earnings Per Share (Diluted) - Cont Ops | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Earnings Per Share (Diluted) - Disc Ops | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Earnings Per Share (Diluted) | 1.83 | 2.85 | 2.37 | 2.39 | 0.89 | 1.68 | 1.59 | 1.46 | 1.49 | 1.09 |
| Weighted Average Shares Outstanding (Basic) | 375.20 | 384.10 | 391.50 | 393.00 | 389.40 | 386.10 | 383.30 | 389.60 | 397.90 | 408.10 |
| Weighted Average Shares Outstanding (Diluted) | 377.70 | 385.90 | 395.10 | 398.40 | 393.20 | 391.20 | 389.00 | 397.30 | 408.00 | 415.70 |