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Acquisitions (Narrative) (Details) In Thousands, unless otherwise specified | 12 Months Ended |  | 12 Months Ended |  |  | 0 Months Ended |  | 0 Months Ended | 12 Months Ended |  | 0 Months Ended |  |  | 12 Months Ended | 0 Months Ended |  |  | 12 Months Ended
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Dec. 31, 2013 USD ($) | Dec. 31, 2012 USD ($) | Dec. 31, 2011 USD ($) | Dec. 31, 2012 Laminate and Wood Segment [Member] USD ($) | Dec. 31, 2011 Laminate and Wood Segment [Member] USD ($) | Dec. 31, 2013 Laminate and Wood Segment [Member] USD ($) | Dec. 31, 2012 Ceramic Segment [Member] USD ($) | Dec. 31, 2013 Ceramic Segment [Member] USD ($) | Dec. 31, 2011 Ceramic Segment [Member] USD ($) | Jan. 10, 2013 Pergo [Member] USD ($) | Dec. 31, 2013 Pergo [Member] USD ($) | Apr. 03, 2013 Marrazzi Group [Member] USD ($) | Dec. 31, 2013 Marrazzi Group [Member] USD ($) | Dec. 31, 2013 Marrazzi Group [Member] EUR (€) | May 03, 2013 Spano Invest NV [Member] USD ($) | Dec. 31, 2013 Spano Invest NV [Member] USD ($) | Jan. 31, 2013 3.85% Notes, Payable February 1, 2023 [Member] | Dec. 31, 2013 Selling, General and Administrative Expenses [Member] USD ($) | Dec. 31, 2012 Selling, General and Administrative Expenses [Member] USD ($) | Dec. 31, 2011 Selling, General and Administrative Expenses [Member] USD ($) | Dec. 31, 2013 Selling, General and Administrative Expenses [Member] Marrazzi Group [Member] USD ($) | Dec. 31, 2013 Other Expense [Member] Marrazzi Group [Member] USD ($) | Apr. 03, 2013 Customer Relationships [Member] Marrazzi Group [Member] USD ($) | Jan. 10, 2013 Trademarks [Member] Pergo [Member] USD ($) | Apr. 03, 2013 Trademarks [Member] Marrazzi Group [Member] USD ($) | Dec. 31, 2012 Pro Forma [Member] Marrazzi Group [Member] USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Enterprise value |  |  |  |  |  |  |  |  |  | $ 145,000 |  | $ 1,522,731 |  |  | $ 160,000 |  |  |  |  |  |  |  |  |  |  |
Assumed indebtedness |  |  |  |  |  |  |  |  |  |  |  | 901,773 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash payments to acquire entity |  |  |  |  |  |  |  |  |  |  |  | 307,052 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued for acquisition, in shares |  |  |  |  |  |  |  |  |  |  |  | 2,874 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares issued for acquisition, value |  |  |  |  |  |  |  |  |  |  |  | 313,906 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.85% |  |  |  |  |  |  |  |  |
Acquisition transaction-related costs |  |  |  |  |  |  |  |  |  |  |  |  | 15,660 |  |  |  |  | 14,199 | 0 | 0 | 14,199 | 1,461 |  |  |  |
Customer relationships |  |  |  |  |  |  |  |  |  | 15,188 |  |  |  |  |  |  |  |  |  |  |  |  | 21,792 |  |  |
Customer relationships, useful life |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 years |  |  |
Tradenames |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16,834 | 215,357 |
Pro forma net sales |  |  |  |  |  |  |  |  |  |  |  |  | 897,112 |  |  |  |  |  |  |  |  |  |  |  |  |
Pro forma net loss |  |  |  |  |  |  |  |  |  |  |  |  | 8,992 |  |  |  |  |  |  |  |  |  |  |  |  |
Inventory step up, amortization |  |  |  |  |  |  |  |  |  |  |  |  | 31,041 |  |  |  |  |  |  |  |  |  |  |  |  | 22,242
Accounts receivable, Securitization Facility |  |  |  |  |  |  |  |  |  |  |  |  |  | 15,383 |  |  |  |  |  |  |  |  |  |  |  |
Goodwill | 1,736,092 | 1,385,771 | 1,375,175 | 730,788 | 720,192 | 808,210 | 654,983 | 927,882 | 654,983 | 18,456 | 18,456 | 279,083 |  |  | 36,639 | 36,639 |  |  |  |  |  |  |  |  |  |
Equity investment percentage acquired |  |  |  | 49.00% | 34.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire equity investment | 0 |  | 0 | (7,007) |  |  | (35,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisitions, net of cash acquired | $ 443,466 | $ 0 | $ 24,097 |  | $ 24,097 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479 + Details
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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=21917927&loc=d3e1043-128460 + Details
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- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479 + Details
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- Definition Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477 + Details
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- Definition Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6405-128476 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477 + Details
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- Definition This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the investment in or advances to an entity in which the reporting entity shares control of the entity with another party or group. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition This includes only the derecognized portion of the total principal amount of financial assets which have been either securitized, used in an asset-backed financing arrangement, or similar transfers which are accounted for as sales and in which the transferor has continuing involvement with the assets underlying the transaction (including, but not limited to, servicing, recourse, and restrictions on transferor's interests in transferred financial assets). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=13989330&loc=d3e107314-111719 + Details
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