Summary of Significant Accounting Policies Other long-term liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Other long term liabilities [Abstract]
Asset Retirement Obligation, Current	$ 8	$ 8
Unrecognized Tax Benefits	7	9
Liability, Retirement and Postemployment Benefits	7	9
Liability, Pension and Other Postretirement and Postemployment Benefits, Noncurrent	1	11
Long-term portion of warranty reserves	6	6
Other long term liabilities	25	20
Other long-term liabilities	$ 53	$ 63

Other long term liabilities

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Other long term liabilities [Abstract]

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Uncertain tax position

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Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
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Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.

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Amount of liability, recognized in statement of financial position, for pension, other postretirement and postemployment benefits.

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Amount of liability, recognized in statement of financial position, for pension, other postretirement and postemployment benefits, classified as noncurrent.

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Carrying value as of the balance sheet date of obligations incurred through that date and due after one year (or beyond the operating cycle if longer) for estimated claims under standard and extended warranty protection rights granted to customers.

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