CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands		Common Stock	Ordinary Shares	Capital in Excess of Par Value	Treasury Stock	Retained Earnings (Deficit)	Accumulated Other Comprehensive Income (Loss)	Total ARRIS International plc stockholders' equity	Non-controlling Interest	Total
Balance at Dec. 31, 2015		$ 1,790		$ 1,777,276	$ (331,329)	$ 358,823	$ (12,646)	$ 1,793,914	$ 47,047	$ 1,840,961
Net income (loss)						18,100		18,100	(9,139)	8,961
Other comprehensive (loss) income, net of tax							15,937	15,937	13	15,937
Compensation under stock award plans				60,049				60,049		60,049
Effect of combination on ARRIS Group		(1,439)	$ 2,173	(734)
Cancellation of treasury stock		$ (351)			$ 331,329	(330,978)
Issuance of ordinary shares for Pace combination			703	1,433,987				1,434,690		1,434,690
Issuance of ordinary shares and other, net			32	(2,242)				(2,210)		(2,210)
Provision for warrants				30,159				30,159		30,159
Repurchase of ordinary shares, net			(77)			(177,958)		(178,035)		(178,035)
Income tax benefit related to vesting of restricted share units				18,929				18,929		18,929
Other				(2,717)				(2,717)		(2,717)
Balance at Dec. 31, 2016			2,831	3,314,707		(132,013)	3,291	3,188,816	37,921	3,226,737
Net income (loss)						92,027		92,027	(25,903)	66,124
Other comprehensive (loss) income, net of tax							1,261	1,261	(51)	1,210
Compensation under stock award plans				81,557				81,557		81,557
Contribution from noncontrolling interest									3,500	3,500
Issuance of ordinary shares and other, net			33	(9,136)				(9,103)		(9,103)
Repurchase of ordinary shares, net			(96)			(196,869)		(196,965)		(196,965)
Cumulative effect adjustment to opening balance	[1]					10,974		10,974		10,974
Balance at Dec. 31, 2017			2,768	3,387,128		(225,881)	4,552	3,168,567	15,467	3,184,034
Net income (loss)						113,740		113,740	(6,454)	107,286
Other comprehensive (loss) income, net of tax							(17,229)	(17,229)	43	(17,186)
Compensation under stock award plans				85,233				85,233		85,233
Contribution from noncontrolling interest									2,257	2,257
Issuance of ordinary shares and other, net			38	(3,633)				(3,595)		(3,595)
Repurchase of ordinary shares, net			(183)			(352,896)		(353,079)		(353,079)
Cumulative effect adjustment to opening balance	[1]					(1,128)	(668)	(1,796)	2,694	898
Balance at Dec. 31, 2018			$ 2,623	$ 3,468,728		$ (466,165)	$ (13,345)	$ 2,991,841	$ 14,007	$ 3,005,848

[1] Cumulative adjustment related to the adoption of accounting standards.