Goodwill and intangible assets (Tables)

6 Months Ended

Jul. 02, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The components of goodwill and other intangible assets are as follows:

Goodwill:

	Global Ceramic segment			Flooring NA segment		Flooring ROW segment		Total
Balance as of December 31, 2015
Goodwill	$	1,472,757		867,916		1,280,117		3,620,790
Accumulated impairment losses	(531,930		)	(343,054	)	(452,441	)	(1,327,425	)
	$	940,827		524,862		827,676		2,293,365
Goodwill recognized or adjusted during the period	$	—		1,848		1,158		3,006
Currency translation during the period	10,940			—		15,424		26,364
Balance as of July 2, 2016
Goodwill	1,483,697			869,764		1,296,699		3,650,160
Accumulated impairment losses	(531,930		)	(343,054	)	(452,441	)	(1,327,425	)
	$	951,767		526,710		844,258		2,322,735

Schedule of indefinite life assets not subject to amortization

Intangible assets not subject to amortization:

	Tradenames
Balance as of December 31, 2015	$	632,349
Currency translation during the period	11,413
Balance as of July 2, 2016	$	643,762

Schedule of intangible assets subject to amortization

Intangible assets subject to amortization:

Gross carrying amounts:	Customer relationships		Patents	Other		Total
Balance as of December 31, 2015	$	588,716	243,258	6,790		838,764
Intangible assets recognized or adjusted during the period	—		—	—		—
Currency translation during the period	3,566		4,580	(726	)	7,420
Balance as of July 2, 2016	$	592,282	247,838	6,064		846,184
Accumulated amortization:	Customer relationships		Patents	Other		Total
Balance as of December 31, 2015	$	317,593	216,273	706		534,572
Amortization during the period	13,419		5,623	16		19,058
Currency translation during the period	2,126		4,064	(197	)	5,993
Balance as of July 2, 2016	$	333,138	225,960	525		559,623
Intangible assets subject to amortization, net	$	259,144	21,878	5,539		286,561

Schedule of intangible assets amortization expense

	Three Months Ended			Six Months Ended
	July 2, 2016		July 4, 2015	July 2, 2016	July 4, 2015
Amortization expense	$	9,494	6,264	19,058	11,370