Segment Information (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Dec. 28, 2013 segment	Dec. 29, 2012
Segment Reporting Information [Line Items]
Number of segments	1
Increase in net sales from shopping center rentals		$ 2.2
Increase in cost of goods sold from shopping center rentals		1.9
Fluid Dairy [Member]
Segment Reporting Information [Line Items]
Sales	$ 14.8	$ 15.9

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration