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Segment Reporting - ADJ EBITDA Reconciliations (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Corporate expenses not allocated to segments | $ 132,900,000 | $ 134,900,000 | $ 429,300,000 | $ 409,600,000
Interest Income (Expense), Nonoperating, Net | (86,500,000) | (98,500,000) | (279,800,000) | (292,300,000)
Depreciation and amortization | 46,000,000.0 | 45,100,000 | 137,600,000 | 136,400,000
Other Nonoperating Income (Expense) | 24,900,000 | (3,700,000) | 99,300,000 | (14,600,000)
Stock-based compensation expense | 6,800,000 | 10,800,000 | 19,600,000 | 34,700,000
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | 274,000,000.0 | 278,300,000 | 741,600,000 | 783,800,000
Operating Segments |  |  |  |
Adjusted EBITDA | 518,000,000.0 | 563,400,000 | 1,499,600,000 | 1,646,700,000
Stock-based compensation expense | 3,500,000 | 2,900,000 | 10,600,000 | 10,000,000.0
EES |  |  |  |
Adjusted EBITDA | 186,300,000 | 191,500,000 | 547,000,000.0 | 563,500,000
Other Nonoperating Income (Expense) | 5,600,000 | 1,700,000 | 14,300,000 | 12,000,000.0
EES | Operating Segments |  |  |  |
Adjusted EBITDA | 186,300,000 | 191,500,000 | 547,000,000.0 | 563,500,000
CSS |  |  |  |
Adjusted EBITDA | 175,200,000 | 175,500,000 | 453,200,000 | 510,500,000
Other Nonoperating Income (Expense) | 4,700,000 | 9,700,000 | 39,400,000 | 38,200,000
CSS | Operating Segments |  |  |  |
Adjusted EBITDA | 175,200,000 | 175,500,000 | 453,200,000 | 510,500,000
UBS |  |  |  |
Adjusted EBITDA | 156,500,000 | 196,400,000 | 499,400,000 | 572,700,000
Other Nonoperating Income (Expense) | (19,700,000) | 600,000 | (122,100,000) | (500,000)
UBS | Operating Segments |  |  |  |
Adjusted EBITDA | $ 156,500,000 | $ 196,400,000 | $ 499,400,000 | $ 572,700,000

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