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Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | $ 297,056 | $ 285,864
Accumulated depreciation | (196,132) | (187,148)
Total property, plant and equipment, net | 100,924 | 98,716
Building and Improvements [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 47,209 | 50,394
Machinery and Equipment [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 210,880 | 203,496
Furniture and Fixtures [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 2,221 | 2,237
Forklifts and Tractors [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 7,607 | 6,052
Computer Equipment and Software [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 9,575 | 8,120
Construction in Process [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 11,032 | 6,707
Land [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | $ 8,532 | $ 8,858

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- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.14) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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