Goodwill and intangible assets (Tables)

6 Months Ended

Jul. 04, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

Goodwill:

	Global Ceramic segment			Flooring NA segment		Flooring ROW segment		Total
Balance as of December 31, 2014
Goodwill	$	1,395,132		538,515		998,130		2,931,777
Accumulated impairment losses	(531,930		)	(343,054	)	(452,441	)	(1,327,425	)
	$	863,202		195,461		545,689		1,604,352
Goodwill recognized or adjusted during the period	$	100,048		329,401		311,317		740,766
Currency translation during the period	(106		)	—		(50,798	)	(50,904	)
Balance as of July 4, 2015
Goodwill	1,495,074			867,916		1,258,649		3,621,639
Accumulated impairment losses	(531,930		)	(343,054	)	(452,441	)	(1,327,425	)
	$	963,144		524,862		806,208		2,294,214

Schedule of indefinite life assets not subject to amortization

Intangible assets not subject to amortization:

	Tradenames
Balance as of December 31, 2014	$	622,691
Intangible assets acquired during the period	48,563
Currency translation during the period	(26,358		)
Balance as of July 4, 2015	$	644,896

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, 2014	$	354,768		270,466		1,479	626,713
Intangible assets acquired during the period	223,825			—		501	224,326
Currency translation during the period	(19,364		)	(23,179	)	—	(42,543	)
Balance as of July 4, 2015	$	559,229		247,287		1,980	808,496
Accumulated amortization:	Customer relationships			Patents		Other	Total
Balance as of December 31, 2014	$	320,851		225,875		669	547,395
Amortization during the period	4,473			6,892		5	11,370
Currency translation during the period	(17,301		)	(19,383	)	15	(36,669	)
Balance as of July 4, 2015	$	308,023		213,384		689	522,096
Intangible assets subject to amortization, net	$	251,206		33,903		1,291	286,400

Schedule of intangible assets amortization expense

	Three Months Ended			Six Months Ended
	July 4, 2015		June 28, 2014	July 4, 2015	June 28, 2014
Amortization expense	$	6,264	6,509	11,370	12,547

Estimated amortization expense for the years ending December 31 are as follows:

2015	$	28,321
2016	34,864
2017	33,449
2018	24,757
2019	21,711