Quarterly report pursuant to Section 13 or 15(d)

Note 8 - Segmented Information (Detail) - Revenue and income by segment:

v2.4.0.6
Note 8 - Segmented Information (Detail) - Revenue and income by segment: (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2013
Apr. 01, 2012
Revenues      
Segment Revenue   $ 77,134 $ 75,357
Intersegment revenue      
Intersegment Revenue   (11,687) (2,900)
Net external revenue      
Net External Revenue 65,447 65,447 72,457
Adjusted EBITDA      
Adjusted EBITDA   3,334 4,308
Interest   384 463
Restructuring charges   452 451
Depreciation   909 752
Earnings before income taxes   1,594 2,642
Mexico [Member]
     
Revenues      
Segment Revenue   48,868 42,102
Intersegment revenue      
Intersegment Revenue   (4,861) (969)
Net external revenue      
Net External Revenue   44,007 41,133
Adjusted EBITDA      
Adjusted EBITDA   2,530 4,035
Asia [Member]
     
Revenues      
Segment Revenue   11,782 11,387
Intersegment revenue      
Intersegment Revenue   (2,419) (755)
Net external revenue      
Net External Revenue   9,363 10,632
Adjusted EBITDA      
Adjusted EBITDA   535 686
Canada [Member]
     
Revenues      
Segment Revenue   5,980 8,492
Intersegment revenue      
Intersegment Revenue   (1,124) (745)
Net external revenue      
Net External Revenue   4,856 7,747
Adjusted EBITDA      
Adjusted EBITDA   18 (1,012)
US [Member]
     
Revenues      
Segment Revenue   10,504 13,376
Intersegment revenue      
Intersegment Revenue   (3,283) (431)
Net external revenue      
Net External Revenue   7,221 12,945
Adjusted EBITDA      
Adjusted EBITDA   $ 256 $ 599