Annual report pursuant to Section 13 and 15(d)

Property, Plant, and Equipment, Net (Schedule of Property, Plant, and Equipment, Net) (Details)

v2.4.1.9
Property, Plant, and Equipment, Net (Schedule of Property, Plant, and Equipment, Net) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Property, Plant and Equipment [Line Items]    
Property, plant, and equipment, gross $ 637,175us-gaap_PropertyPlantAndEquipmentGross $ 605,753us-gaap_PropertyPlantAndEquipmentGross
Less accumulated depreciation (345,612)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment (326,380)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Property, plant, and equipment, net 291,563us-gaap_PropertyPlantAndEquipmentNet 279,373us-gaap_PropertyPlantAndEquipmentNet
Land and Land Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant, and equipment, gross 21,049us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandAndLandImprovementsMember
21,321us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandAndLandImprovementsMember
Building and Building Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant, and equipment, gross 160,165us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_BuildingAndBuildingImprovementsMember
165,582us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_BuildingAndBuildingImprovementsMember
Machinery and Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant, and equipment, gross 281,132us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_MachineryAndEquipmentMember
212,097us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_MachineryAndEquipmentMember
Furniture and Fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant, and equipment, gross 72,292us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_FurnitureAndFixturesMember
65,540us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_FurnitureAndFixturesMember
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant, and equipment, gross 93,782us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LeaseholdImprovementsMember
78,631us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LeaseholdImprovementsMember
Construction in Progress [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant, and equipment, gross $ 8,755us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ConstructionInProgressMember
$ 62,582us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ConstructionInProgressMember