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Goodwill and Other Intangible Assets (Schedule of goodwill) (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Goodwill [Line Items] |  |
Goodwill, Impairment Loss | $ 0 |
Goodwill [Roll Forward] |  |
Goodwill, beginning balance | 2,931,777,000 | $ 3,063,517,000
Accumulated impairments losses, beginning balance | (1,327,425,000) | (1,327,425,000)
Goodwill, net, beginning balance | 1,604,352,000 | 1,736,092,000
Goodwill recognized during the year | 775,154,000 | 4,010,000
Currency translation during the year | (86,141,000) | (135,750,000)
Goodwill, ending balance | 3,620,790,000 | 2,931,777,000
Accumulated impairments losses, ending balance | (1,327,425,000) | (1,327,425,000)
Goodwill, net, ending balance | 2,293,365,000 | 1,604,352,000
Operating Segments [Member] | Global Ceramic [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill, beginning balance | 1,395,132,000 | 1,459,812,000
Accumulated impairments losses, beginning balance | (531,930,000) | (531,930,000)
Goodwill, net, beginning balance | 863,202,000 | 927,882,000
Goodwill recognized during the year | 99,848,000 | (2,497,000)
Currency translation during the year | (22,223,000) | (62,183,000)
Goodwill, ending balance | 1,472,757,000 | 1,395,132,000
Accumulated impairments losses, ending balance | (531,930,000) | (531,930,000)
Goodwill, net, ending balance | 940,827,000 | 863,202,000
Operating Segments [Member] | Flooring NA [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill, beginning balance | 538,515,000 | 538,515,000
Accumulated impairments losses, beginning balance | (343,054,000) | (343,054,000)
Goodwill, net, beginning balance | 195,461,000 | 195,461,000
Goodwill recognized during the year | 329,401,000 | 0
Currency translation during the year | 0 | 0
Goodwill, ending balance | 867,916,000 | 538,515,000
Accumulated impairments losses, ending balance | (343,054,000) | (343,054,000)
Goodwill, net, ending balance | 524,862,000 | 195,461,000
Operating Segments [Member] | Flooring ROW [Member] |  |
Goodwill [Roll Forward] |  |
Goodwill, beginning balance | 998,130,000 | 1,065,190,000
Accumulated impairments losses, beginning balance | (452,441,000) | (452,441,000)
Goodwill, net, beginning balance | 545,689,000 | 612,749,000
Goodwill recognized during the year | 345,905,000 | 6,507,000
Currency translation during the year | (63,918,000) | (73,567,000)
Goodwill, ending balance | 1,280,117,000 | 998,130,000
Accumulated impairments losses, ending balance | (452,441,000) | (452,441,000)
Goodwill, net, ending balance | $ 827,676,000 | $ 545,689,000

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