| 
           Segment Information (Details) (USD $) 
        In Thousands  | 
        3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
| 
           Jun. 30, 2011 
         | 
        
           Jun. 30, 2010 
         | 
        
           Jun. 30, 2011 
         | 
        
           Jun. 30, 2010 
         | 
      |
| Net Sales: | ||||
| Total Net Sales | $ 879,654 | $ 688,806 | $ 1,674,750 | $ 1,307,439 | 
| 
           United States [Member] 
         | 
        ||||
| Net Sales: | ||||
| Total Net Sales | 179,400 | 161,600 | 341,600 | 308,300 | 
| 
           Mexico [Member] 
         | 
        ||||
| Net Sales: | ||||
| Total Net Sales | 113,900 | 80,900 | 217,800 | 152,700 | 
| 
           Others [Member] 
         | 
        ||||
| Net Sales: | ||||
| Total Net Sales | 535,000 | 395,100 | 1,018,300 | 762,800 | 
| 
           Primary Reporting Segment [Member] 
         | 
        ||||
| Net Sales: | ||||
| Total Net Sales | 828,300 | 637,600 | 1,577,700 | 1,223,800 | 
| 
           China [Member] 
         | 
        ||||
| Net Sales: | ||||
| Total Net Sales | $ 51,400 | $ 51,200 | $ 97,100 | $ 83,600 |