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Depreciation and Amortization - Depreciation and Amortization Expense for Property and Equipment and Intangible Assets (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Property, Plant and Equipment [Line Items] |  |  |  |
Total depreciation expense | $ 5,437 | $ 5,064 | $ 10,682 | $ 10,051
Operating Expenses [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Total depreciation expense | 5,322 | 4,956 | 10,452 | 9,847
Corporate General and Administrative Expenses [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Total depreciation expense | $ 115 | $ 108 | $ 230 | $ 204

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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + 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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- Details
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- Details
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