CSC HOLDINGS - CONSOLIDATED STATEMENT OF MEMBER'S EQUITY - USD ($) $ in Thousands	Total	CSC Holdings	Retained Earnings	Member's Equity	Member's Equity CSC Holdings	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) CSC Holdings	Parent [Member]	Parent [Member] CSC Holdings	Noncontrolling Interests	Noncontrolling Interests CSC Holdings
Members' Equity					$ 4,001,628
Accumulated other comprehensive income							$ (11,783)
Total member's deficiency									$ 3,989,845
Noncontrolling interests											$ 9,295
Limited Liability Company (LLC) Members' Equity, Including Portion Attributable to Noncontrolling Interest		$ 3,999,140
Net income (loss) attributable to members	$ (138,936)	(211,814)	$ (138,936)					$ (138,936)	(211,814)
Net Income (Loss) Attributable to Noncontrolling Interest	1,003	1,003								$ 1,003	1,003
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders		1,000									1,000
Pension liability adjustments, net of income taxes	(9,697)	(9,697)				$ (9,697)	(9,697)	(9,697)	(9,697)
Foreign currency translation adjustment, net	(1,164)	(1,164)				(1,164)	(1,164)	(1,164)	(1,164)
Share-based compensation expense (equity classified)	99,077	99,077		$ 99,077	99,077			99,077	99,077
Redeemable equity vested	187,966	187,967		187,966	187,967			187,966	187,967
Adjustments to Additional Paid in Capital, Increase in Carrying Amount of Redeemable Preferred Stock	166,511	166,511		166,511	166,511			166,511	166,511
Distributions to Parent		2,279,472			2,279,472				2,279,472
Class A shares issued in connection with acquisition	(10,773)	10,773		(10,768)	10,773			(10,773)	10,773
Debt exchange between parent and subsidiary		(169,334)			(169,334)				(169,334)
Proceeds from the sale of a noncontrolling interest in Lightpath, net of expenses	1,000									1,000
Issuance of common shares pursuant to employee long term incentive plan	(7,122)			(7,099)				(7,122)
Contributions from (distributions to) parent, net	151,455	151,455			151,455				(151,455)
Members' Equity					2,047,397
Accumulated other comprehensive income							(3,250)
Total member's deficiency									2,044,147
Noncontrolling interests											9,298
Limited Liability Company (LLC) Members' Equity, Including Portion Attributable to Noncontrolling Interest		2,053,445
Net income (loss) attributable to members	(436,183)	(448,542)						(436,183)	(448,542)
Net Income (Loss) Attributable to Noncontrolling Interest	7,296	7,296								7,296	7,296
Pension liability adjustments, net of income taxes	(9,063)	(9,063)				(9,063)	(9,063)	(9,063)	(9,063)
Foreign currency translation adjustment, net	(2,167)	(2,167)				(2,167)	(2,167)	(2,167)	(2,167)
Share-based compensation expense (equity classified)	122,811	122,811		122,811	122,811			122,811	122,811
Redeemable equity vested	96,918	96,918		96,918	96,918			96,918	96,918
Adjustments to Additional Paid in Capital, Increase in Carrying Amount of Redeemable Preferred Stock	14,130	14,130		14,130	14,130			14,130	14,130
Distributions to Parent		4,794,408			4,794,408				4,794,408
Proceeds from the sale of a noncontrolling interest in Lightpath, net of expenses		12,498									12,498
Issuance of common shares pursuant to employee long term incentive plan	15,752			15,705				15,752
Gain on sale of minority interest in subsidiary	650,270	(650,444)		741,471	(741,645)			741,471	(741,645)	91,201	(91,201)
Contributions from (distributions to) parent, net	178,720	178,720			178,720
Noncash distribution to parent									178,720
Retained Earnings (Accumulated Deficit)	(985,641)
Member's deficiency (100 membership units issued and outstanding)		(1,172,505)
Members' Equity					(1,172,505)
Accumulated other comprehensive income	3,646	3,646					3,646
Total member's deficiency		(1,168,859)							(1,168,859)
Noncontrolling interests	(62,109)	(62,109)									(62,109)
Limited Liability Company (LLC) Members' Equity, Including Portion Attributable to Noncontrolling Interest		(1,230,968)
Net income (loss) attributable to members	(990,311)	(988,176)						(990,311)	(988,176)
Net Income (Loss) Attributable to Noncontrolling Interest	20,621	20,621								20,621	20,621
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders		14,004									14,004
Pension liability adjustments, net of income taxes	(3,513)	(3,513)				(3,513)	(3,513)	(3,513)	(3,513)
Foreign currency translation adjustment, net	(662)	(662)				$ (662)	(662)	(662)	(662)
Share-based compensation expense (equity classified)	97,511	97,511	79,521	17,990	97,511			97,511	97,511
Redeemable equity vested	23,749	23,749	23,749	0	23,749			23,749	23,749
Adjustments to Additional Paid in Capital, Increase in Carrying Amount of Redeemable Preferred Stock	(2,014)	(2,014)	2,014	0	(2,014)			(2,014)	(2,014)
Distributions to Parent		763,435			763,435				763,435
Distribution Made to Limited Liability Company (LLC) Member, Non-cash Distributions Paid		19,500			19,500				19,500
Other	(212)	212	4,166		(4,166)				(4,166)	$ (4,378)	4,378
Issuance of common shares pursuant to employee long term incentive plan	13,900		$ (149,932)	$ 15				$ 13,900
Contributions from (distributions to) parent, net	(19,500)
Retained Earnings (Accumulated Deficit)	(848,836)
Member's deficiency (100 membership units issued and outstanding)		(848,156)
Members' Equity					$ (848,156)
Accumulated other comprehensive income	6,497	6,497					$ 6,497
Total member's deficiency		(841,659)							$ (841,659)
Noncontrolling interests	$ (51,114)	(51,114)									$ (51,114)
Limited Liability Company (LLC) Members' Equity, Including Portion Attributable to Noncontrolling Interest		$ (892,773)