Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended						9 Months Ended		12 Months Ended
	Sep. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Total Revenues	$ 1,652	$ 1,715	$ 1,941	$ 1,751	$ 1,747	$ 1,668	$ 5,121	$ 5,166	$ 7,107
Equipment
Disaggregation of Revenue [Line Items]
Total Revenues	386			390			1,197	1,070
Supplies, paper and other sales
Disaggregation of Revenue [Line Items]
Total Revenues	258			300			802	879
Maintenance agreements
Disaggregation of Revenue [Line Items]
Total Revenues	395			420			1,223	1,295
Service arrangements
Disaggregation of Revenue [Line Items]
Total Revenues	482			487			1,476	1,451
Rental and other
Disaggregation of Revenue [Line Items]
Total Revenues	85			103			276	315
Financing
Disaggregation of Revenue [Line Items]
Total Revenues	46			51			147	156
Sales
Disaggregation of Revenue [Line Items]
Total Revenues	644			690			1,999	1,949
Sales | Direct equipment lease
Disaggregation of Revenue [Line Items]
Total Revenues	216			146			691	425
Sales | Distributors & resellers
Disaggregation of Revenue [Line Items]
Total Revenues	240			318			761	877
Sales | Customer direct
Disaggregation of Revenue [Line Items]
Total Revenues	188			226			547	647
United States
Disaggregation of Revenue [Line Items]
Total Revenues	933			986			2,862	2,918
Europe
Disaggregation of Revenue [Line Items]
Total Revenues	457			470			1,428	1,403
Canada
Disaggregation of Revenue [Line Items]
Total Revenues	130			131			410	381
Other
Disaggregation of Revenue [Line Items]
Total Revenues	$ 132			$ 164			$ 421	$ 464