Segment Information - Reconciliations of Capital Expenditures (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Reconciliation of Capital expenditures:
Capital expenditures	$ 3,092	$ 2,599	$ 2,472
Operating Segments | Reportable Subsegments
Reconciliation of Capital expenditures:
Capital expenditures	2,864	2,405	2,299
Operating Segments | Reportable Subsegments | Construction Industries
Reconciliation of Capital expenditures:
Capital expenditures	376	271	255
Operating Segments | Reportable Subsegments | Resource Industries
Reconciliation of Capital expenditures:
Capital expenditures	245	237	199
Operating Segments | Reportable Subsegments | Energy & Transportation
Reconciliation of Capital expenditures:
Capital expenditures	944	756	627
Operating Segments | Reportable Subsegments | Financial Products Segment
Reconciliation of Capital expenditures:
Capital expenditures	1,299	1,141	1,218
Intersegment Sales and Revenues | All Other operating segment
Reconciliation of Capital expenditures:
Capital expenditures	260	219	182
Intersegment Sales and Revenues | Cost centers
Reconciliation of Capital expenditures:
Capital expenditures	102	76	56
Intersegment Sales and Revenues | Timing
Reconciliation of Capital expenditures:
Capital expenditures	(44)	(54)	(74)
Intersegment Sales and Revenues | Other
Reconciliation of Capital expenditures:
Capital expenditures	$ (90)	$ (47)	$ 9