Quarterly report pursuant to Section 13 or 15(d)

Segment and Geographic Reporting Information - Geographic Information (Detail)

v2.4.0.8
Segment and Geographic Reporting Information - Geographic Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Dec. 31, 2012
Net Sales          
Net Sales, Total $ 515,756 $ 429,429 $ 1,395,624 $ 1,164,704  
Property, plant and equipment, net          
Property, plant and equipment, net 362,050   362,050   362,446
United States [Member]
         
Net Sales          
Net Sales, Total 363,938 288,697 969,221 788,797  
Property, plant and equipment, net          
Property, plant and equipment, net 340,597   340,597   345,202
Canada [Member]
         
Net Sales          
Net Sales, Total 20,226 16,127 51,888 40,226  
Property, plant and equipment, net          
Property, plant and equipment, net 4,321   4,321   1,252
Other International [Member]
         
Net Sales          
Net Sales, Total 131,592 124,605 374,515 335,681  
Property, plant and equipment, net          
Property, plant and equipment, net $ 17,132   $ 17,132   $ 15,992