CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Services	Health Care [Member]	Health Care [Member]	Health Care [Member]
Revenues:
Premiums	$ 122,825	$ 112,104	$ 101,272
Services	5,833	4,431	4,033
Investment income	1,006	1,226	1,069
Total revenues	129,664	117,761	106,374
Operating expenses:
Benefits	110,812	100,664	88,394
Operating costs	15,450	13,696	13,188
Depreciation and amortization	698	839	779
Total operating expenses	126,960	115,199	102,361
Income (loss) from operations	2,704	2,562	4,013
Loss on sale of business	67	0	0
Interest expense	631	660	493
Other expense, net	451	181	137
Income before income taxes and equity in net losses	1,555	1,721	3,383
Provision for income taxes	250	413	836
Equity in net losses	(102)	(94)	(63)
Net income	1,203	1,214	2,484
Net (income) loss attributable to noncontrolling interests	(15)	(7)	5
Net income attributable to Humana	$ 1,188	$ 1,207	$ 2,489
Basic earnings per common share (in dollars per share)	$ 9.87	$ 10.01	$ 20.09
Diluted earnings per common share (in dollars per share)	$ 9.84	$ 9.98	$ 20.00

The total amount of expense recognized during the period for future policy benefits, claims and claims adjustment costs, and for selling, general and administrative costs.

Name:	us-gaap_BenefitsLossesAndExpenses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.