| Other Balance Sheet Information Accounts Receivable, net (in millions) | | | | | | | | | | | | | March 31, 2024 | | December 31, 2023 | | Accounts receivable | $ | 60 | | | $ | 57 | | | Unbilled receivables | 39 | | | 23 | | | Less: Allowance for credit losses | (13) | | | (11) | | | Accounts receivable, net | $ | 86 | | | $ | 69 | |
Our allowance for credit losses was comprised of the following (in millions): | | | | | | | | | | | | | | | | | Three Months Ended March 31, | | | | 2024 | | 2023 | | | | | | Beginning balance | $ | (11) | | | $ | (12) | | | | | | | | | | | | | | | Additions | (5) | | | — | | | | | | | Write offs | 3 | | | 3 | | | | | | | Ending balance | $ | (13) | | | $ | (9) | | | | | |
Other Current Assets (in millions) | | | | | | | | | | | | | March 31, 2024 | | December 31, 2023 | | Cash held on behalf of customers | $ | 136 | | | $ | 87 | | | | | | | Other receivables | 71 | | | 58 | | | Deferred contract acquisition costs | 64 | | | 60 | | Prepaid expenses | 33 | | | 24 | | | | | | | | | | | | | | | | | | | Other | 26 | | | 30 | | | $ | 330 | | | $ | 259 | |
Accrued expenses and current liabilities (in millions) | | | | | | | | | | | | | March 31, 2024 | | December 31, 2023 | | Accrued transaction-based costs | $ | 269 | | | $ | 253 | | | Customer funds obligation | 136 | | | 87 | | | Accrued expenses | 74 | | | 68 | | | Accrued payroll and bonus | 35 | | | 78 | | | | | | | Contingent liability for expected credit losses | 26 | | | 29 | | | Accrued commissions | 18 | | | 25 | | | Operating lease liability | 11 | | | 11 | | | | | | | | | | | | | | Other | 45 | | | 41 | | | $ | 614 | | | $ | 592 | |
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