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Acquisitions - Narrative (Details) - USD ($) shares in Thousands, $ in Thousands |  |  |  | 1 Months Ended | 3 Months Ended |
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Dec. 07, 2015 | Jun. 12, 2015 | May. 12, 2015 | Jun. 12, 2015 | Apr. 02, 2016 | Oct. 03, 2015 | Apr. 04, 2015 | Dec. 31, 2015
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Redeemable noncontrolling interest |  |  |  |  | $ 23,432 |  |  | $ 21,952
Goodwill |  |  |  |  | $ 2,339,521 |  |  | $ 2,293,365
2.00% Notes, Payable January 14, 2022 [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Interest rate percentage |  | 2.00% |  | 2.00% |  |  |  |
IVC Group [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Consideration transferred |  | $ 1,146,437 |  |  |  |  |  |
Indemnification assets at acquisition date |  | 34,781 |  | $ 34,781 |  |  |  |
Assumed indebtedness |  | 17,122 |  |  |  |  |  |
Cash payments to acquire entity |  | 732,189 |  |  |  |  |  |
Debt paid |  | $ 261,152 |  |  |  |  |  |
Shares issued for acquisition, in shares |  | 806 |  |  |  |  |  |
IVC Group [Member] | Treasury Stock [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Shares issued for acquisition, value |  | $ 153,096 |  |  |  |  |  |
KAI Group [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Consideration transferred |  |  | $ 194,613 |  |  |  |  |
Assumed indebtedness |  |  | 24 |  |  |  |  |
Cash payments to acquire entity |  |  | 169,540 |  |  |  |  |
Debt paid |  |  | $ 25,073 |  |  |  |  |
Percentage of voting interests acquired |  |  | 90.00% |  |  |  |  |
Percentage of voting interests owned by third party |  |  | 10.00% |  |  |  |  |
IVC Group And KAI Group [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Consideration transferred |  |  |  | 1,341,050 |  |  |  |
Assumed indebtedness |  |  |  | 17,146 |  |  |  |
Goodwill |  | 740,140 |  | 740,140 |  |  |  |
IVC Group And KAI Group [Member] | Tradenames [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Tradenames |  | 48,563 |  | 48,563 |  |  |  |
IVC Group And KAI Group [Member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Customer relationships |  | $ 224,326 |  | $ 224,326 |  |  |  |
IVC Group And KAI Group [Member] | Customer Relationships [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Estimated useful lives |  |  |  |  | 12 years |  |  |
IVC Group And KAI Group [Member] | Customer Relationships [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Estimated useful lives |  |  |  |  | 14 years |  |  |
Xtratherm [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Consideration transferred | $ 158,851 |  |  |  |  |  |  |
Customer relationships | 39,784 |  |  |  |  |  |  |
Goodwill | 32,149 |  |  |  |  |  |  |
Xtratherm [Member] | Tradenames [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Tradenames | $ 4,681 |  |  |  |  |  |  |
Unidentified Wood Business [Member] | Flooring ROW Segment [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  |  | $ 2,822 |
Goodwill |  |  |  |  |  |  | $ 2,659 |
Unidentified Ceramic Business [Member] | Global Ceramic Segment [Member] |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  | $ 20,423 |  |
Goodwill |  |  |  |  |  | $ 269 |  |

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