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

6 Months Ended

Jun. 30, 2023

Cash and Cash Equivalents [Abstract]

Schedule of Cash, Cash Equivalents and Investments

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

			June 30, 2023												December 31, 2022
(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			$	482		$	—					$	482					$	354		$	—					$	354
Investments			—			69						69						—			76						76
Restricted cash, cash equivalents and investments:
Payroll funds collected			875			—						875						1,062			—						1,062
Collateral for health benefits claims			31			110						141						29			110						139
Collateral for workers' compensation claims			55			—						55						58			—						58
Other security deposits			3			—						3						4			—						4
Total restricted cash, cash equivalents and investments			964			110						1,074						1,153			110						1,263
Investments, noncurrent			—			146						146						—			151						151
Restricted cash, cash equivalents and investments, noncurrent
Collateral for workers' compensation claims			24			130						154						27			123						150
Other security deposits			3			—						3						3			—						3
Total			$	1,473		$	455					$	1,928					$	1,537		$	460					$	1,997

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

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