v2.4.0.6
Business Segment (Tables)
6 Months Ended
Jun. 29, 2012
Geographic Areas, Long-Lived Assets [Abstract]  
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]
 Long-lived tangible assets by geographic area are as follows (in thousands):
  As of
   June 29,  December 30,
   2012  2011
 United States$ 123,362 $ 113,693
 Rest of world  33,018   32,113
 Total$ 156,380 $ 145,806
Geographic Areas, Revenues from External Customers [Abstract]  
Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]
    Three Months Ended Six Months Ended
     June 29,  July 1,  June 29,  July 1,
   2012  2011  2012  2011
 Sales by geographic area:
  United States$ 84,378 $ 61,092 $ 166,784 $ 126,293
 Non-Domestic locations:           
  Puerto Rico  26,681   24,651   50,221   50,832
  Belgium  15,053   17,628   30,391   36,597
  United Kingdom & Ireland  12,331   17,626   24,688   28,119
  Rest of world  28,105   25,527   53,567   53,517
   Total sales$ 166,548 $ 146,524 $ 325,651 $ 295,358
Reconciliation from Segment Totals to Consolidated [Abstract]  
Reconciliation of Revenue from Segments to Consolidated [Table Text Block]
    Three Months Ended Six Months Ended
     June 29,  July 1,  June 29,  July 1,
 Sales: 2012  2011  2012  2011
 Implantable Medical           
  CRM/Neuromodulation$ 80,025 $ 77,724 $ 155,160 $ 155,761
  Vascular Access  12,481   10,769   24,117   21,243
  Orthopaedic  32,860   37,922   63,906   77,511
   Total Implantable Medical  125,366   126,415   243,183   254,515
 Electrochem           
  Portable Medical  20,407   2,012   39,127   4,151
  Energy/Environmental  16,879   16,016   35,249   31,858
  Other  3,896   2,081   8,092   4,834
   Total Electrochem  41,182   20,109   82,468   40,843
   Total sales$ 166,548 $ 146,524 $ 325,651 $ 295,358
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]
    Three Months Ended Six Months Ended
     June 29,  July 1,  June 29,  July 1,
   2012  2011  2012  2011
 Segment income from operations:           
  Implantable Medical$ 11,396 $ 17,700 $ 21,508 $ 36,647
  Electrochem  6,199   4,852   10,670   9,259
 Total segment income from operations  17,595   22,552   32,178   45,906
 Unallocated operating expenses (6,504)  (4,249)  (9,889)  (9,637)
 Operating income as reported  11,091   18,303   22,289   36,269
 Unallocated other expense (4,221)  (5,539)  (9,300)  (5,678)
 Income before provision for income taxes$ 6,870 $ 12,764 $ 12,989 $ 30,591
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
 Four customers accounted for a significant portion of the Company’s sales as follows:
               
    Three Months Ended Six Months Ended
     June 29,  July 1,  June 29,  July 1,
   2012  2011  2012  2011
 Customer A 18%  19%  19%  20%
 Customer B 15%  17%  14%  17%
 Customer C 10%  14%  10%  14%
 Customer D 6%  8%  7%  8%
     49%  58%  50%  59%