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Other Income (Expense), net - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 0 Months Ended | 3 Months Ended
--- | --- | ---
Feb. 03, 2014 | Mar. 31, 2014
Gain on settlement agreement | $ 21.0 | $ 21.1
Release of Certain Tax Liabilities [Member] |  |
Gain on settlement agreement | 17.0 |
Release of Other Liabilities [Member] |  |
Gain on settlement agreement | $ 4.0 |

X
- Definition Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 + Details
Name: | us-gaap_GainLossRelatedToLitigationSettlement
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration