Intangible Assets (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012
Intangible Assets (Additional Textual) [Abstract]
Total amortization expense	$ 0.8	$ 0.8	$ 1.7	$ 1.7
Minimum [Member]
Intangible Assets (Textual) [Abstract]
Finite-lived intangibles estimated lives			2 years
Maximum [Member]
Intangible Assets (Textual) [Abstract]
Finite-lived intangibles estimated lives			10 years