Goodwill and intangible assets (Tables)

6 Months Ended

Jun. 28, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

Goodwill:

	Carpet segment			Ceramic segment		Laminate and Wood segment		Total
Balance as of December 31, 2013
Goodwill	$	199,132		1,459,812		1,404,573		3,063,517
Accumulated impairment losses	(199,132		)	(531,930	)	(596,363	)	(1,327,425	)
	$	—		927,882		808,210		1,736,092
Goodwill recognized during the period				(2,497	)	7,775		5,278
Currency translation during the period				(4,768	)	(5,889	)	(10,657	)
Balance as of June 28, 2014
Goodwill	$	199,132		1,452,547		1,406,459		3,058,138
Accumulated impairment losses	(199,132		)	(531,930	)	(596,363	)	(1,327,425	)
	$	—		920,617		810,096		1,730,713

Schedule of indefinite life assets not subject to amortization

Intangible assets not subject to amortization:

	Tradenames
Balance as of December 31, 2013	$	700,592
Currency translation during the period	(6,242		)
Balance as of June 28, 2014	$	694,350

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, 2013	$	383,359		307,186		1,501	692,046
Currency translation during the period	(2,295		)	(3,494	)	13	(5,776	)
Balance as of June 28, 2014	$	381,064		303,692		1,514	686,270
Accumulated amortization:	Customer relationships			Patents		Other	Total
Balance as of December 31, 2013	$	342,361		238,115		560	581,036
Amortization during the period	3,528			8,957		62	12,547
Currency translation during the period	(2,503		)	(2,726	)	6	(5,223	)
Balance as of June 28, 2014	$	343,386		244,346		628	588,360
Intangible assets subject to amortization, net	$	37,678		59,346		886	97,910

Schedule of intangible assets amortization expense

	Three Months Ended			Six Months Ended
	June 28, 2014		June 29, 2013	June 28, 2014	June 29, 2013
Amortization expense	$	6,509	6,774	12,547	12,748