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Restructuring, Acquisition, and Integration-Related Costs (Related Costs Restructuring Reserve) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Restructuring Reserve [Roll Forward] |  |  |
Beginning balance | $ 11,426 | $ 10,030 |
Provision | 37,085 | 38,463 | $ 33,085
Cash payments | (39,833) | (20,940) |
Non-cash items | 7,583 | 16,127 |
Ending balance | 1,095 | 11,426 | 10,030
Lease impairments |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Beginning balance | 0 | 0 |
Cash payments | (449) | 0 |
Non-cash items | 0 | 0 |
Ending balance | 359 | 0 | 0
Asset write-downs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Beginning balance | 0 | 0 |
Cash payments | (190) | 0 |
Non-cash items | 7,309 | 11,027 |
Ending balance | 0 | 0 | 0
Severance |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Beginning balance | 5,183 | 8,965 |
Cash payments | (9,469) | (10,958) |
Non-cash items | 230 | 2 |
Ending balance | 584 | 5,183 | 8,965
Other restructuring costs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Beginning balance | 6,243 | 1,065 |
Cash payments | (29,725) | (9,982) |
Non-cash items | 44 | 5,098 |
Ending balance | 152 | 6,243 | $ 1,065
Operating segments | Global Ceramic |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 1,542 | 2,270 |
Operating segments | Global Ceramic | Lease impairments |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 492 | 0 |
Operating segments | Global Ceramic | Asset write-downs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 0 | 795 |
Operating segments | Global Ceramic | Severance |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 1,082 | 1,396 |
Operating segments | Global Ceramic | Other restructuring costs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | (32) | 79 |
Operating segments | Flooring NA |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 31,796 | 32,068 |
Operating segments | Flooring NA | Lease impairments |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 316 | 0 |
Operating segments | Flooring NA | Asset write-downs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 6,849 | 10,048 |
Operating segments | Flooring NA | Severance |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 2,500 | 3,850 |
Operating segments | Flooring NA | Other restructuring costs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 22,131 | 18,170 |
Operating segments | Flooring ROW |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 3,633 | 4,125 |
Operating segments | Flooring ROW | Lease impairments |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 0 | 0 |
Operating segments | Flooring ROW | Asset write-downs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 650 | 184 |
Operating segments | Flooring ROW | Severance |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 1,518 | 1,932 |
Operating segments | Flooring ROW | Other restructuring costs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 1,465 | $ 2,009 |
Operating segments | Corporate |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 114 |  |
Operating segments | Corporate | Lease impairments |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 0 |  |
Operating segments | Corporate | Asset write-downs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 0 |  |
Operating segments | Corporate | Severance |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | 0 |  |
Operating segments | Corporate | Other restructuring costs |  |  |
Restructuring Reserve [Roll Forward] |  |  |
Provision | $ 114 |  |

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