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

9 Months Ended

Sep. 30, 2025

Cash and Cash Equivalents [Abstract]

Schedule of Cash, Cash Equivalents and Investments

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

	September 30, 2025						December 31, 2024
(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	$	321	$	—	$	321	$	360	$	—	$	360
Restricted cash, cash equivalents and investments:
Payroll funds collected	846		—		846		1,131				1,131
Collateral for health benefits claims	37		113		150		34		110		144
Collateral for workers' compensation claims	48		—		48		49		—		49
Trust for our HRIS Users	63		—		63		87		—		87
Other security deposits	1		—		1		2		—		2
Total restricted cash, cash equivalents and investments	995		113		1,108		1,303		110		1,413
Restricted cash, cash equivalents and investments, noncurrent
Collateral for workers' compensation claims	30		95		125		28		117		145
Total	$	1,346	$	208	$	1,554	$	1,691	$	227	$	1,918