Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets (Details Textual)

v2.4.0.6
Goodwill and Intangible Assets (Details Textual) (USD $)
In Thousands, unless otherwise specified
9 Months Ended 9 Months Ended
Sep. 29, 2012
Dec. 31, 2011
Sep. 29, 2012
Sun Korea [Member]
Dec. 31, 2011
Sun Korea [Member]
Sep. 29, 2012
HCT [Member]
Sep. 27, 2011
HCT [Member]
Goodwill and Intangible Assets (Textual) [Abstract]            
Goodwill $ 2,691 $ 2,691        
Goodwill arising from acquisition       715   1,976
Recognized identifiable intangible assets         2,658  
Impairment of carrying value of goodwill     $ 0   $ 0