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Supplemental Balance Sheet Details (Tables)
3 Months Ended
Mar. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Accounts Receivable Accounts Receivable
In millionsMarch 31,
2024
December 31,
2023
Trade accounts receivable, gross$644 $741 
Allowance for credit losses(9)(7)
Total accounts receivable, net$635 $734 
Schedule of Inventory
Inventory
In millionsMarch 31,
2024
December 31,
2023
Raw materials$262 $276 
Work in process405 402 
Finished goods35 30 
Inventory, gross702 708 
Inventory reserve(118)(121)
Total inventory, net$584 $587 
Schedule of Accrued Liabilities
Accrued Liabilities
In millionsMarch 31,
2024
December 31,
2023
Legal contingencies(1)
$478 $484 
Contract liabilities, current portion248 252 
Accrued compensation expenses(2)
202 223 
Accrued taxes payable67 79 
Operating lease liabilities, current portion86 86 
Liability-classified equity incentive awards41 55 
Other, including warranties(3)
151 146 
Total accrued liabilities$1,273 $1,325 
_____________
(1)See note “7. Legal Proceedings” for additional details.
(2)Includes employee separation costs related to restructuring activities.
(3)See table below for changes in the reserve for product warranties.
Schedule of Changes in Reserve for Product Warranties
Changes in the reserve for product warranties were as follows:
In millionsQ1 2024Q1 2023
Balance at beginning of period$21 $18 
Additions charged to cost of product revenue12 
Repairs and replacements(13)(8)
Balance at end of period$20 $19 
Schedule Of Restructuring and Related Costs
A summary of the pre-tax restructuring charges are as follows:

In millions
Q1 2024
Cumulative charges recorded since inception
Employee separation costs$$52 
Asset impairment charges (1)
32 132 
Other costs— 
Total restructuring charges (2)
$36 $188 
_____________
(1)For Q1 2024, charges primarily relate to impairment of right-of-use assets and leasehold improvements for our Foster City campus. Cumulative charges recorded since inception also include impairment of right-of-use assets and leasehold improvements for our i3 campus.
(2)For Q1 2024, $35 million was recorded in SG&A expense and $1 million in R&D expense.
A summary of the restructuring liability is as follows:

In millions
Employee Separation Costs (1)
Other CostsTotal
Amount recorded in accrued liabilities as of December 31, 2023
$17 $$18 
Additional expense recorded
— 
Cash payments
(9)(1)(10)
Adjustments to accrual
(2)— (2)
Amount recorded in accrued liabilities as of March 31, 2024
$10 $— $10 
_____________
(1)It is expected that substantially all of the employee separation related restructuring charges will be paid by the end of Q2 2024.