| Dec 31, 2020 | Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 | Dec 31, 2024 |
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| Net loss | - | -1 | -12 | -13 | -53 |
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| Depreciation and amortization | 32 | 45 | 61 | 72 | 83 |
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| Amortization of cloud computing implementation costs | - | - | - | 3 | 4 |
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| Provision for subscription cancellations and non-renewals | 0 | 0 | -0 | 2 | 0 |
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| Amortization of issuance costs | 0 | 0 | 0 | 0 | 2 |
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| Change in fair value of contingent consideration liabilities | - | - | - | - | 15 |
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| Change in settlement value of deferred purchase commitment liability | - | - | - | - | -0 |
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| Write Off Deferred Financing Costs | 1 | - | 0 | - | 0 |
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| Stock-based compensation expense | 148 | 26 | 20 | 34 | 47 |
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| Deferred income taxes | -30 | -3 | -1 | -12 | 51 |
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| Non-cash operating lease costs | - | 4 | 3 | 3 | 3 |
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| Other | -0 | -1 | -4 | -5 | 0 |
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| Accounts receivable | 7 | -3 | 26 | 45 | 22 |
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| Prepaid expenses and other current assets | 2 | 5 | 0 | 6 | 14 |
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| Deferred commissions | 1 | 1 | 3 | 6 | 6 |
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| Accounts payable | -2 | 4 | 1 | 9 | 12 |
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| Accrued expenses | 5 | 3 | 15 | 6 | -12 |
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| Accrued and deferred compensation | -1 | -4 | -12 | 8 | 9 |
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| Deferred revenue | 18 | 25 | 31 | 18 | 51 |
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| Operating lease liabilities | - | -5 | -4 | -4 | -4 |
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| Payments for purchase commitment and contingent consideration liabilities in excess of initial fair value | - | - | - | - | -4 |
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| Other | - | 0 | -1 | 1 | 3 |
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| Net cash provided by operating activities | 60 | 92 | 77 | 74 | 165 |
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| Acquisition of businesses and assets, net of cash acquired | - | - | - | - | 72 |
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| Property and equipment additions | - | - | - | - | 66 |
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| Capitalized software additions | - | - | - | - | 21 |
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| Purchase of investment securities, available-for-sale | - | - | 17 | 16 | 16 |
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| Proceeds from sales and maturities of investment securities, available-for-sale | - | - | 5 | 18 | 17 |
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| Net cash used in investing activities | -44 | -296 | -85 | -66 | -158 |
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| Increase Decrease In Customer Funds Obligations | 2 | 14 | -11 | 6 | 10 |
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| Proceeds from term loan | - | - | 50 | - | - |
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| Proceeds from Convertible Debt | - | - | - | - | 345 |
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| Principal payments on long-term debt | 226 | - | 1 | 2 | 47 |
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| Payments on third-party debt | - | - | - | - | 4 |
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| Payment for purchase of capped calls | - | - | - | - | 42 |
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| Payments for deferred financing costs | - | - | 1 | 1 | 13 |
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| Proceeds from purchases of stock under ESPP | - | 2 | 2 | 2 | 3 |
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| Payments for taxes related to net share settlement of stock-based awards | 15 | 13 | 1 | 10 | 22 |
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| Proceeds from Stock Options Exercised | 9 | 2 | 2 | 5 | 8 |
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| Distributions under Tax Sharing Agreement | - | 3 | 1 | - | - |
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| Payments for purchase commitment and contingent consideration liabilities | - | 11 | 0 | 6 | 8 |
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| Payments of finance lease liabilities | - | - | - | - | 0 |
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| Payments for deferred purchase commitments | - | - | 20 | 20 | - |
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| Net cash provided by (used in) financing activities | 214 | -9 | 17 | -26 | 231 |
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| Effect of exchange rate changes on cash, cash equivalents and restricted cash | -0 | -0 | -0 | 1 | -1 |
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| Net increase (decrease) in cash, cash equivalents and restricted cash | 229 | -214 | 9 | -18 | 237 |
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