CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (1,833,047)	$ (78,277)	$ 79,037
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract]
Defined benefit pension plans	(158)	12,926	(5,424)
Applicable income taxes	42	(3,477)	1,463
Defined benefit pension plans, net of income taxes	(116)	9,449	(3,961)
Foreign currency translation adjustment	594	(424)	(689)
Other comprehensive income (loss)	478	9,025	(4,650)
Comprehensive income (loss)	(1,832,569)	(69,252)	74,387
Comprehensive income attributable to noncontrolling interests	(35,977)	(24,641)	(25,839)
Comprehensive income (loss) attributable to Optimum Communications, Inc. stockholders	$ (1,868,546)	$ (93,893)	$ 48,548