Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands		12 Months Ended
		Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Net sales		$ 6,614,392	$ 6,829,118	$ 4,798,332
Cost of sales		4,948,153	5,121,501	3,379,409
Gross margin		1,666,239	1,707,617	1,418,923
Operating expenses:
Selling, general, and administrative expenses		475,369	454,190	417,085
Research and development expenses		539,094	584,909	534,168
Amortization of intangible assets		375,407	397,464	227,440
Impairment of goodwill and intangible assets		55,000	2,200
Integration, acquisition, restructuring and other costs		98,357	158,137	29,277
Total operating expenses		1,543,227	1,596,900	1,207,970
Operating income		123,012	110,717	210,953
Other expense (income):
Interest expense		87,088	79,817	70,936
Loss on investments		11,066	21,194	6,220
Loss (gain) on foreign currency		9,757	(13,982)	20,761
Interest income		(7,975)	(4,395)	(2,379)
Other expense (income), net		1,873	3,991	8,362
Income before income taxes		21,203	24,092	107,053
Income tax (benefit) expense		(44,921)	15,131	22,594
Consolidated net income		66,124	8,961	84,459
Net loss attributable to noncontrolling interest		(25,903)	(9,139)	(7,722)
Net income attributable to ARRIS International plc.		$ 92,027	$ 18,100	$ 92,181
Net income per ordinary share:
Basic	[1]	$ 0.49	$ 0.09	$ 0.63
Diluted	[1]	$ 0.49	$ 0.09	$ 0.62
Weighted average ordinary shares:
Basic		187,133	190,701	146,388
Diluted		189,616	192,185	149,359

[1] Calculated based on net income attributable to shareowners of ARRIS International plc.