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Discontinued Operations and Divestitures - Additional Information (Detail) - USD ($) |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | --- | ---
Jul. 14, 2017 | Mar. 09, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Mar. 31, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Cash consideration on sale of business |  |  |  |  |  |  | $ 1,901,700,000 | $ 236,400,000
Goodwill impairment |  |  |  |  |  |  | 17,100,000 |
Winter Sport Business [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Write down of carrying value of net asset |  |  |  | $ 59,100,000 |  |  | 59,100,000 |
Goodwill impairment |  |  |  | 12.6 |  |  | 12.6 |
Impairment of other intangible assets |  |  |  | 46.5 |  |  | 46.5 |
Subsequent Event [Member] | Winter Sport Business [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Selling price of business | $ 240,000,000 |  |  |  |  |  |  |
Fire Building Business [Member] | Royal Oak [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Write down of carrying value of net asset |  |  |  | $ 14,900,000 |  |  | $ 14,900,000 |
Tools [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Cash consideration on sale of business |  | $ 1,950,000,000 |  |  |  |  |  |
Disposal group, including discontinued operations, net assets of disposal group |  | 1,100,000,000 |  |  |  |  |  |
Goodwill, written off related to sale of business unit |  | $ 711,000,000 |  |  |  |  |  |
Disposal group, not discontinued operation, gain (loss) on disposal |  |  |  |  | $ 771,000,000 |  |  |
Tools [Member] | Net Sales [Member] | Product Concentration [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Concentration percentage |  |  |  | 0.00% |  | 5.00% | 1.50% | 7.10%
Decor [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Disposal group, not discontinued operation, gain (loss) on disposal |  |  |  |  |  |  |  | $ 160,000,000
Selling price of business |  |  | $ 270,000,000 |  |  |  |  |
Decor [Member] | Net Sales [Member] | Product Concentration [Member] |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |
Concentration percentage |  |  |  |  |  | 1.70% |  | 2.70%

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