Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting (Details Textual)

v2.4.0.8
Segment Reporting (Details Textual)
6 Months Ended 12 Months Ended
Jun. 29, 2013
Segment
Dec. 31, 2011
Segment
Segment Reporting [Abstract]    
Number of operating segments 1 4