Supplemental Financial Information - Schedule of Supplemental Financial Information (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accounts receivable
Trade	$ 294	$ 294	$ 360
Other	4	4	16
Accounts receivable, gross	298	298	376
Less: allowance for doubtful accounts	(12)	(12)	(12)
Total accounts receivable, net	286	286	364
Inventories
Finished goods	11	11	5
Service parts	2	2	3
Total inventories	13	13	8
Other current assets
Income tax receivable	13	13	13
Pre-paid expenses and Other	71	71	74
Other current assets	84	84	87
Property and equipment
Land	8	8	8
Buildings and improvements	84	84	86
Finance lease assets	267	267	257
Machinery and other equipment	586	586	553
Property and equipment, gross	945	945	904
Less: accumulated depreciation	(706)	(706)	(660)
Total property and equipment, net	239	239	244
Other current liabilities
Sales and value-added taxes	12	12	26
Pension and other postemployment plan liabilities	18	18	13
Other	75	75	73
Total other current liabilities	105	105	112
Deferred revenue
Deferred revenue, current	570	570	589
Long-term deferred revenue	22	22	8
Total deferred revenue	592	592	597
Other long-term liabilities
Transition tax	29	29	52
Uncertain tax positions	19	19	22
Other	13	13	5
Total other long-term liabilities	61	61	79
Other expense
Foreign currency losses		38	30	$ 8
Blue chip swap losses	$ 13	13	0	0
Other		13	12	11
Total Other expense		$ 64	$ 42	$ 19