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Basis of Presentation - Additional Information (Detail) |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 01, 2019 USD ($) | May 14, 2018 shares | Apr. 24, 2018 | Apr. 30, 2016 USD ($) Building | Dec. 31, 2012 USD ($) ft² | Dec. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | Jun. 30, 2018 USD ($) | Mar. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Sep. 30, 2017 USD ($) | Jun. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Dec. 31, 2018 USD ($) Segment Product shares | Dec. 31, 2017 USD ($) shares | Dec. 31, 2016 USD ($) shares | Jan. 01, 2018 USD ($) | Oct. 30, 2016 USD ($)
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock split description |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | On April 24, 2018, the Company’s shareholders approved a two-for-one stock split of the Company’s common shares. On May 14, 2018, shareholders of record received one additional share for each share held as of May 7, 2018. |  |  |  |
Stock split conversion ratio |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional number of share received for each share held by shareholders | shares |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign currency transaction losses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (17,300,000) | $ (13,700,000) | $ (11,400,000) |  |
Receivables from credit card company |  |  |  |  |  | $ 52,700,000 |  |  |  |  | $ 68,100,000 |  |  |  |  | 52,700,000 | 68,100,000 |  |  |
Bad-debt expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,200,000 | 900,000 | 1,000,000 |  |
Allowance for doubtful accounts |  |  |  |  |  | 1,500,000 |  |  |  |  | 1,200,000 |  |  |  |  | 1,500,000 | 1,200,000 |  |  |
Amortization expense related to debt issuance costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,300,000 | 8,400,000 | 7,900,000 |  |
Unamortized debt issuance cost |  |  |  |  |  | 26,500,000 |  |  |  |  | 26,200,000 |  |  |  |  | 26,500,000 | 26,200,000 |  |  |
Capitalized internal-use software costs |  |  |  |  |  | 163,200,000 |  |  |  |  | 157,300,000 |  |  |  |  | 163,200,000 | 157,300,000 |  |  |
Depreciation and amortization of property, plant and equipment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 80,800,000 | 80,100,000 | 80,700,000 |  |
Additions to goodwill or marketing related intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 |  |
Impairments of goodwill or marketing related intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | $ 0 |  |
Marketing related intangible assets |  |  |  |  |  | 310,000,000 |  |  |  |  | 310,000,000 |  |  |  |  | 310,000,000 | 310,000,000 |  |  |
Goodwill |  |  |  |  |  | 92,900,000 |  |  |  |  | 96,900,000 |  |  |  |  | $ 92,900,000 | $ 96,900,000 |  |  |
Change in income tax rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 21.00% | 35.00% | 35.00% |  |
Other operating income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 29,800,000 | $ 50,800,000 | $ 63,800,000 |  |
Arbitration tribunal award in connection with the re-audit of the Company's 2010 to 2012 financial statements |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 29,700,000
Advertising costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 41,100,000 | $ 55,700,000 | $ 64,800,000 |  |
Equity grants with anti-dilutive effect | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,400,000 | 6,900,000 | 9,100,000 |  |
Revenues |  |  |  |  |  | 1,186,600,000 | [1] | $ 1,242,800,000 | $ 1,285,500,000 | $ 1,176,900,000 | 1,093,300,000 | [1] | $ 1,085,400,000 | $ 1,146,900,000 | $ 1,102,100,000 | $ 4,891,800,000 | $ 4,427,700,000 | $ 4,488,400,000 |  |
Shipping and handing revenues to Company's consolidated net sales, percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6.00% | 6.00% | 6.00% |  |
Allowances for product returns |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,900,000 | $ 3,900,000 |  |  |
Number of product categories | Product |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 |  |  |  |
Number of geographic regions | Segment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6 |  |  |  |
Non-cash capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 10,200,000 | 10,100,000 | $ 12,700,000 |  |
Non-cash borrowings that were used to finance software maintenance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 2,300,000 | 20,800,000 |  |
Shipping and Handling [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 248,000,000 | 227,400,000 | 244,200,000 |  |
North Carolina [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Square footage of facility purchased | ft² |  |  |  |  | 800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of facility |  |  |  |  | $ 22,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
California [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of office buildings purchased | Building |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire office buildings |  |  |  | $ 29,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred rent liability |  |  |  | 1,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
China [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | $ 3,100,000 |  |  |  |  | $ 3,300,000 |  |  |  |  | 3,100,000 | 3,300,000 |  |  |
Other operating income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 29,800,000 | 50,800,000 | 34,200,000 |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,007,600,000 | $ 885,900,000 | $ 868,800,000 |  |
Buildings [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Estimated useful life |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 40 years |  |  |  |
Buildings [Member] | North Carolina [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property plant and equipment at fair value |  |  |  |  | 18,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Buildings [Member] | California [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property plant and equipment at fair value |  |  |  | 16,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Land [Member] | North Carolina [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property plant and equipment at fair value |  |  |  |  | $ 3,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Land [Member] | California [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property plant and equipment at fair value |  |  |  | $ 11,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum [Member] | Furniture, Fixtures and Equipment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Estimated useful life |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 years |  |  |  |
Maximum [Member] | Building Improvements [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Estimated useful life |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15 years |  |  |  |
Minimum [Member] | Furniture, Fixtures and Equipment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Estimated useful life |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 years |  |  |  |
Minimum [Member] | Building Improvements [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Estimated useful life |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 years |  |  |  |
Accounting Standards Update 2014-09 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in assets and liabilities due to accounting standard adoption |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (2,300,000) |
Accounting Standards Update 2016-02 | Maximum [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in assets and liabilities due to accounting standard adoption | $ 200,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounting Standards Update 2016-02 | Minimum [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in assets and liabilities due to accounting standard adoption | $ 150,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
[1] | The fourth quarters of both 2018 and 2017 include the impact of U.S. Tax Reform enacted during the fourth quarter of 2017, as described further in Note 12, Income Taxes.

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