Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Share (Details Textual)

v2.4.0.6
Net Loss Per Share (Details Textual)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jul. 02, 2011
Jun. 30, 2012
Jul. 02, 2011
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Incremental common shares attributable to call options and warrants 7,858,507 7,343,001 7,801,657 7,187,593