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Goodwill and Intangible Assets - Additional Information (Detail) (Lease Agreements [Member], USD $) In Millions, unless otherwise specified | Mar. 31, 2014 | Dec. 31, 2013
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Lease Agreements [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Definite life intangibles | $ 7.9 | $ 8.3

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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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