| Dec 31, 2020 | Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 | Dec 31, 2024 |
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| Net Income (Loss) From Continuing Operations | - | - | - | - | -140 |
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| Depreciation | - | 31 | 79 | 102 | 115 |
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| Intangible asset amortization | - | - | - | - | 280 |
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| Noncash lease expense | - | 11 | 25 | 19 | 11 |
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| Financing fee and premium amortization | - | -2 | -2 | -2 | - |
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| Share-based compensation expense | - | 67 | 181 | 160 | 76 |
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| (Gain) loss from change in fair value of financial instruments | - | 65 | -38 | 10 | -57 |
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| (Gain) Loss from change in fair value of tax receivable agreement | - | 37 | 41 | -118 | -34 |
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| Release of unrecognized tax provision | - | - | 31 | -1 | 1 |
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| Deferred tax expense (benefit) | - | -1 | 26 | -9 | -19 |
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| Other | - | -11 | -1 | -2 | 1 |
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| Accounts receivable | - | - | - | 25 | 37 |
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| Accounts payable and accrued liabilities | - | 56 | 72 | -68 | 31 |
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| Other assets and liabilities | - | 222 | 94 | 25 | 99 |
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| Cash provided by operating activities - continuing operations | - | - | - | - | 193 |
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| Cash provided by operating activities - discontinued operations | - | - | - | - | 59 |
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| Net cash provided by operating activities | -503,575 | 57 | 286 | 386 | 252 |
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| Net proceeds from sale of business | - | - | - | - | 968 |
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| Acquisition of businesses, net of cash acquired | - | 1,793 | 87 | -1 | - |
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| Capital expenditures | - | 59 | 148 | 160 | 121 |
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| Cash provided by (used in) investing activities - continuing operations | - | - | - | - | 847 |
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| Cash used in investing activities - discontinued operations | - | - | - | - | -11 |
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| Net cash provided by (used in) investing activities | -1,035,000,000 | -1,852 | -235 | -159 | 836 |
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| Dividend payments | - | - | - | - | 21 |
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| Net Increase Decrease In Fiduciary Liabilities | - | 266 | 229 | -108 | 5 |
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| Borrowings from banks | - | 627 | 104 | - | - |
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| Repayments to banks | - | 120 | 141 | 25 | 765 |
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| Principal payments on finance lease obligations | - | 14 | 30 | 25 | 27 |
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| Payments on tax receivable agreements | - | - | - | 7 | 62 |
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| Tax payment for shares/units withheld in lieu of taxes | - | 11 | 8 | 16 | 59 |
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| Deferred and contingent consideration payments | - | - | 85 | 9 | - |
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| Repurchase of shares | - | - | 12 | 40 | 167 |
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| Other financing activities | - | - | - | -1 | - |
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| Cash used for financing activities - continuing operations | - | - | - | - | -1,096 |
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| Cash Provided by (Used in) Financing Activities, Discontinued Operations | - | - | - | - | 22 |
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| Net Cash provided by (used in) financing activities | 1,036 | 2,400 | 54 | -231 | -1,074 |
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| Effect of exchange rate changes on cash, cash equivalents and restricted cash - continuing operations | - | - | - | - | 1 |
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| Effect of exchange rate changes on cash, cash equivalents and restricted cash - discontinued operations | - | - | - | - | -3 |
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| Net increase (decrease) in cash, cash equivalents and restricted cash | 496,471 | 616 | 107 | - | 12 |
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| Interest paid | - | 64 | 126 | 128 | 108 |
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| Income taxes paid | - | - | - | - | 50 |
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| Fixed asset additions acquired through finance leases | - | 2 | 9 | 12 | 62 |
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| Right of use asset additions acquired through operating leases | - | 2 | 11 | 4 | 8 |
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