CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Statement [Abstract]
Revenue (including revenue from affiliates of $3,488 and $592 respectively) (See Note 15)	$ 2,450,256	$ 2,396,567
Operating expenses:
Cost of Goods and Services Sold	864,514	812,985
Other operating expenses (including charges from affiliates of $3,941 and $2,246 respectively) (See Note 15)	582,309	564,432
Restructuring and other expense	7,294	15,244
Depreciation and amortization (including impairments)	547,569	561,428
Total operating expenses	2,001,686	1,954,089
Operating income	448,570	442,478
Other income (expense):
Interest expense	(365,211)	(388,283)
Interest income	1,659	1,819
Gain (loss) on investments and sale of affiliate interests, net	(455,473)	254,725
Gain (loss) on derivative contracts, net	439,861	(177,029)
Loss on interest rate swap contracts, net	(54,832)	(23,672)
Loss on extinguishment of debt and write-off of deferred financing costs	0	(157,902)
Other income, net	923	80
Total other income (expense)	(433,073)	(490,262)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total	15,497	(47,784)
Income Tax Expense (Benefit)	(17,035)	22,586
Net loss	(1,538)	(25,198)
Net loss attributable to noncontrolling interests	680	199
Net loss attributable to Altice USA, Inc. stockholders	$ (858)	$ (24,999)
Loss per share:
Earnings Per Share, Basic	$ 0	$ (0.04)
Basic weighted average common shares (in thousands)	621,414	695,528