Annual report pursuant to Section 13 and 15(d)

Segment Information - Geographic Information (Detail)

v2.4.0.6
Segment Information - Geographic Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Property, plant and equipment                      
United States $ 345,202       $ 358,405       $ 345,202 $ 358,405  
Property and equipment 362,446       376,446       362,446 376,446  
Net Sales                      
United States                 1,064,298 1,059,990 1,522,187
Net sales, Total 395,617 429,429 384,001 351,274 283,248 412,183 434,351 476,234 1,560,321 1,606,016 2,006,868
Canada [Member]
                     
Property, plant and equipment                      
Foreign Countries 1,252       1,179       1,252 1,179  
Net Sales                      
Foreign Countries                 49,460 48,057 54,476
Other International [Member]
                     
Property, plant and equipment                      
Foreign Countries 15,992       16,862       15,992 16,862  
Net Sales                      
Foreign Countries                 $ 446,563 $ 497,969 $ 430,205