Condensed Consolidated Income Statements (Unaudited) - USD ($) shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Revenues	$ 17,339	$ 15,591
Salaries and benefits	7,707	7,084
Supplies	2,671	2,423
Other operating expenses	3,606	2,894
Equity in losses of affiliates	2	18
Depreciation and amortization	795	756
Interest expense	512	479
Losses (gains) on sales of facilities	(201)	15
Total expenses including equity in earnings of affiliates	15,092	13,669
Income before income taxes	2,247	1,922
Provision for income taxes	445	379
Net income	1,802	1,543
Net income attributable to noncontrolling interests	211	180
Net income attributable to HCA Healthcare, Inc.	$ 1,591	$ 1,363
Per share data:
Basic earnings	$ 6.01	$ 4.92
Diluted earnings	$ 5.93	$ 4.85
Shares used in earnings per share calculations (in millions):
Basic	264,435	276,910
Diluted	268,016	280,961