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CASH, CASH EQUIVALENTS AND INVESTMENTS - UNRESTRICTED AND RESTRICTED (Tables)

12 Months Ended

Dec. 31, 2024

Cash and Cash Equivalents [Abstract]

Schedule of Cash, Cash Equivalents and Investments

Our total cash, cash equivalents and investments are summarized below:

			December 31, 2024									December 31, 2023
(in millions)			Cash and cash equivalents			Available-for-sale marketable securities						Total			Cash and cash equivalents			Available-for-sale marketable securities						Total
Cash and cash equivalents			$	360		$	—					$	360		$	287		$	—					$	287
Investments			—			—						—			—			65						65
Restricted cash, cash equivalents and investments
Payroll funds collected			1,131			—						1,131			1,067			—						1,067
Collateral for health benefits claims			34			110						144			31			113						144
Collateral for workers' compensation claims			49			—						49			54			2						56
Trust for our HRIS Users			87			—						87			—			—						—
Other security deposits			2			—						2			2			—						2
Total restricted cash, cash equivalents and investments			1,303			110						1,413			1,154			115						1,269
Investments, noncurrent			—			—						—			—			143						143
Restricted cash, cash equivalents and investments, noncurrent
Collateral for workers' compensation claims			28			117						145			25			133						158
Other security deposits			—			—						—			—			—						—
Total			$	1,691		$	227					$	1,918		$	1,466		$	456					$	1,922

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- Definition

Tabular disclosure of the components of cash, cash equivalents, and investments.

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