Goodwill and intangible assets

3 Months Ended

Mar. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and intangible assets

Goodwill and intangible assets

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, 2018
Goodwill	$	1,564,987		874,198		1,409,206		3,848,391
Accumulated impairment losses	(531,930		)	(343,054	)	(452,441	)	(1,327,425	)
	1,033,057			531,144		956,765		2,520,966
Goodwill recognized during the period	(2,889		)	—		45,931		43,042
Currency translation during the period	1,752			—		(16,763	)	(15,011	)
Balance as of March 30, 2019
Goodwill	1,563,850			874,198		1,438,374		3,876,422
Accumulated impairment losses	(531,930		)	(343,054	)	(452,441	)	(1,327,425	)
	$	1,031,920		531,144		985,933		2,548,997

Intangible assets not subject to amortization:

    

	Tradenames
Balance as of December 31, 2018	$	707,380
Intangible assets acquired during the period	(874		)
Currency translation during the period	(3,732		)
Balance as of March 30, 2019	$	702,774

Intangible assets subject to amortization:

Gross carrying amounts:	Customer relationships			Patents		Other		Total
Balance as of December 31, 2018	$	651,012		254,483		6,535		912,030
Intangible assets recognized during the period	2,092			—		—		2,092
Currency translation during the period	(6,758		)	(5,015	)	74		(11,699	)
Balance as of March 30, 2019	$	646,346		249,468		6,609		902,423
Accumulated amortization:	Customer relationships			Patents		Other		Total
Balance as of December 31, 2018	$	406,386		249,988		1,227		657,601
Amortization during the period	6,194			533		2		6,729
Currency translation during the period	(4,772		)	(4,920	)	(5	)	(9,697	)
Balance as of March 30, 2019	$	407,808		245,601		1,224		654,633
Intangible assets subject to amortization, net	$	238,538		3,867		5,385		247,790

	Three Months Ended
	March 30, 2019		March 31, 2018
Amortization expense	$	6,729	7,567