SEGMENT REPORTING (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Infusion services net revenue	$ 5,649,519	$ 4,998,202	$ 4,302,324
(Expense) Income:
Depreciation and amortization expense	(67,538)	(60,909)	(59,201)
Interest expense, net	(54,558)	(49,029)	(51,248)
Equity in earnings of joint ventures	7,409	5,964	5,530
Other, net	(7,857)	4,831	89,865
Income tax expense	(75,315)	(71,776)	(91,652)
NET INCOME	207,585	211,823	267,090
Reportable Segment
Segment Reporting Information [Line Items]
Infusion services net revenue	5,555,778	4,911,591	4,222,656
Other revenue	93,741	86,611	79,668
Total Option Care Health revenue	5,649,519	4,998,202	4,302,324
(Expense) Income:
Cost of net revenues - drugs	(3,984,955)	(3,446,735)	(2,812,531)
Salaries, benefits, and other employee expense	(848,996)	(787,922)	(760,499)
Other segment items	(410,124)	(380,803)	(355,498)
Depreciation and amortization expense	(67,538)	(60,909)	(59,201)
Interest expense, net	(54,558)	(49,029)	(51,248)
Equity in earnings of joint ventures	7,409	5,964	5,530
Other, net	(7,857)	4,831	89,865
Income tax expense	(75,315)	(71,776)	(91,652)
NET INCOME	$ 207,585	$ 211,823	$ 267,090