Goodwill and intangible assets (Tables)

9 Months Ended

Oct. 01, 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	12,417			—		23,033		35,450
Balance as of October 1, 2016
Goodwill	1,485,174			869,764		1,304,308		3,659,246
Accumulated impairment losses	(531,930		)	(343,054	)	(452,441	)	(1,327,425	)
	$	953,244		526,710		851,867		2,331,821

Schedule of indefinite life assets not subject to amortization

	Tradenames
Balance as of December 31, 2015	$	632,349
Intangible assets impaired during the period	(47,905		)
Currency translation during the period	14,751
Balance as of October 1, 2016	$	599,195

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	6,527		6,779	(804	)	12,502
Balance as of October 1, 2016	$	595,243	250,037	5,986		851,266
Accumulated amortization:	Customer relationships		Patents	Other		Total
Balance as of December 31, 2015	$	317,593	216,273	706		534,572
Amortization during the period	19,975		9,446	18		29,439
Currency translation during the period	3,990		6,103	(358	)	9,735
Balance as of October 1, 2016	$	341,558	231,822	366		573,746
Intangible assets subject to amortization, net	$	253,685	18,215	5,620		277,520

Schedule of intangible assets amortization expense

	Three Months Ended			Nine Months Ended
	October 1, 2016		October 3, 2015	October 1, 2016	October 3, 2015
Amortization expense	$	10,381	9,378	29,439	20,748