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Property and Equipment - Additional Information (Detail) $ in Millions | 12 Months Ended
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Dec. 31, 2015 USD ($)
Property, Plant and Equipment [Line Items] |
Impairment charges allocated to individual asset groups | $ 140.4

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- Definition For the asset that is reclassified back to held and used from held-for-sale, the amount of impairment charge that is recognized on the reclassification date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 35 -Paragraph 44 -URI http://asc.fasb.org/extlink&oid=29634951&loc=d3e1756-110224 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=68055307&loc=d3e2459-110228 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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