COMPUTATION OF NET (LOSS) INCOME PER COMMON SHARE - Summary of Reconciliation of the Numerator and Denominator Used in the Calculation of Basic Net (Loss) Income Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023
Numerator:
Net (loss) income	$ (10,908)		$ 21,220		$ 38,232	$ 58,818
Less: net income attributable to noncontrolling interest	2	$ 2	2	$ 1	4	3
Net (loss) income attributable to PACS Group, Inc. (basic)	(10,910)		21,218		38,228	58,815
Net (loss) income attributable to PACS Group, Inc. (diluted)	$ (10,910)		$ 21,218		$ 38,228	$ 58,815
Denominator:
Weighted average common shares outstanding, basic (in shares)	149,463,655		128,723,386		139,093,520	128,723,386
Plus: effect of diluted shares (in shares)	0		0		591,098	0
Weighted average common shares outstanding, diluted (in shares)	149,463,655		128,723,386		139,684,618	128,723,386
Earnings Per Share, Basic [Abstract]
Basic net (loss) income per common share (in us dollars per share)	$ (0.07)		$ 0.16		$ 0.27	$ 0.46
Diluted net (loss) income per common share (in us dollars per share)	$ (0.07)		$ 0.16		$ 0.27	$ 0.46