Discontinued Operations - Major Classes of Assets and Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Current assets
Total current assets	$ 0	$ 12
Current liabilities
Total current liabilities	0	12
Noncurrent liabilities	$ 0	1
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff | Spin-Off of Atleos
Current assets
Cash and cash equivalents		2
Accounts receivable, net of allowances		7
Prepaid and other current assets		3
Total current assets		12
Total assets of discontinued operations		12
Current liabilities
Accounts payable		8
Contract liabilities		2
Other current liabilities		2
Total current liabilities		12
Other liabilities		1
Noncurrent liabilities		1
Total liabilities of discontinued operations		$ 13