XML 45 R34.htm IDEA: XBRL DOCUMENT v3.4.0.3
Other Financial Statement Information - Property, Plant and Equipment - Net (Detail) - USD ($)
$ in Thousands
Mar. 31, 2016
Dec. 31, 2015
Property, Plant and Equipment [Line Items]    
Property and equipment - Gross $ 233,673 $ 224,939
Less accumulated depreciation 136,965 132,974
Property and equipment - Net 96,708 91,965
Land and Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment - Gross 12,693 12,260
Buildings and Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment - Gross 72,601 71,711
Machinery and Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment - Gross 140,980 137,599
Construction in Progress [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment - Gross $ 7,399 $ 3,369