Goodwill and intangible assets (Tables)

9 Months Ended

Sep. 27, 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 or adjusted during the period				(2,497	)	7,775		5,278
Currency translation during the period				(23,549	)	(49,301	)	(72,850	)
Balance as of September 27, 2014
Goodwill	$	199,132		1,433,766		1,363,047		2,995,945
Accumulated impairment losses	(199,132		)	(531,930	)	(596,363	)	(1,327,425	)
	$	—		901,836		766,684		1,668,520

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	(41,832		)
Balance as of September 27, 2014	$	658,760

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	(18,825		)	(24,957	)	(6	)	(43,788	)
Balance as of September 27, 2014	$	364,534		282,229		1,495		648,258
Accumulated amortization:	Customer relationships			Patents		Other		Total
Balance as of December 31, 2013	$	342,361		238,115		560		581,036
Amortization during the period	5,225			13,369		93		18,687
Currency translation during the period	(18,811		)	(20,194	)	(4	)	(39,009	)
Balance as of September 27, 2014	$	328,775		231,290		649		560,714
Intangible assets subject to amortization, net	$	35,759		50,939		846		87,544

Schedule of intangible assets amortization expense

	Three Months Ended			Nine Months Ended
	September 27, 2014		September 28, 2013	September 27, 2014	September 28, 2013
Amortization expense	$	6,140	13,288	18,687	19,262