v2.4.0.8
Segment reporting (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 28, 2013
Segment Reporting, Revenue Reconciling Item [Line Items]  
Impairment of Intangible Assets, Finite-lived $ (310)
SegmentReportingDisclosureOfMajorCustomers 0