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Cash and Cash Equivalents and Short-Term Investments | 9 Months Ended
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Sep. 30, 2025
Cash, Cash Equivalents, and Short-Term Investments [Abstract] |
Cash and Cash Equivalents and Short-Term Investments | Cash and Cash Equivalents and Short-Term Investments Cash and cash equivalents include cash balances and all highly liquid instruments with initial maturities of three months or less. Short-term investments consist of money market funds. The estimated fair value of Cash and cash equivalents and Short-term investments approximates their carrying values. At September 30, 2025 and December 31, 2024, Cash and cash equivalents and Short-term investments were $1.3 billion. Of the total balances, $136 million and $123 million were restricted as to their use at September 30, 2025 and December 31, 2024, respectively. Included within Short-term investments as of September 30, 2025 and December 31, 2024, were £71 million ($96 million at September 30, 2025 exchange rates) and £63 million ($79 million at December 31, 2024 exchange rates), respectively, of operating funds required to be held by the Company in the U.K. by the FCA, a U.K.-based regulator.

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- Definition The entire disclosure of cash, cash equivalent, and short-term investment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/320/tableOfContent + Details
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