Segment Information (Details Textual) (Procter & Gamble [Member])	1 Months Ended	3 Months Ended	9 Months Ended
Jan. 28, 2011	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
Procter & Gamble [Member]
Segment Reporting Information [Line Items]
Sales to the Procter & Gamble in percentage	10.00%	10.00%	10.00%	15.40%	16.30%

Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues.

No definition available.

Name:	us-gaap_EntityWideRevenueMajorCustomerPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration