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Consolidated Statements of Income (Loss) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income Statement [Abstract] |  |  |
Revenues | $ 3,858 | $ 4,140 | $ 4,163
Operating Costs and Expenses |  |  |
Cost of services (excluding depreciation and amortization) | 3,018 | 3,138 | 3,209
Selling, general and administrative (excluding depreciation and amortization) | 440 | 544 | 468
Research and development (excluding depreciation and amortization) | 7 | 4 | 1
Depreciation and amortization | 230 | 352 | 459
Restructuring and related costs | 39 | 45 | 67
Interest expense | 84 | 55 | 60
Loss on extinguishment of debt | 0 | 15 | 0
Goodwill impairment | 358 | 0 | 0
(Gain) loss on divestitures and transaction costs, net | (158) | 3 | 17
Litigation settlements (recoveries), net | (32) | 3 | 20
Other (income) expenses, net | (1) | 6 | 1
Total Operating Costs and Expenses | 3,985 | 4,165 | 4,302
Income (Loss) Before Income Taxes | (127) | (25) | (139)
Income tax expense (benefit) | 55 | 3 | (21)
Net Income (Loss) | $ (182) | $ (28) | $ (118)
Basic (in dollars per share) | $ (0.89) | $ (0.18) | $ (0.61)
Diluted (in dollars per share) | $ (0.89) | $ (0.18) | $ (0.61)

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