Condensed Consolidated Comprehensive Income (Loss) Statements - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Statement of Comprehensive Income [Abstract]
Net income	$ 63,387	$ 1,207	$ 156,564	$ 155,873
Other comprehensive income (loss)
Change in fair value of interest rate swaps	8,247	(3,029)	12,268	(16,740)
Other comprehensive income (loss) before income taxes	8,247	(3,029)	12,268	(16,740)
Income tax expense (benefit) related to other comprehensive income (loss) items	2,153	(791)	3,202	(4,369)
Other comprehensive income (loss), net of income taxes	6,094	(2,238)	9,066	(12,371)
Comprehensive income (loss)	69,481	(1,031)	165,630	143,502
Comprehensive income attributable to noncontrolling interests	18,871	24,685	55,299	65,018
Comprehensive income (loss) attributable to Ardent Health, Inc.	$ 50,610	$ (25,716)	$ 110,331	$ 78,484