Business Acquisitions (Schedule of Results of Operations of Acquired Entity Since Acquisition Date) (Details) (Business Acquisition, Acquiree - Duarte Business [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
	Mar. 31, 2013	Mar. 31, 2013
Business Acquisition, Acquiree - Duarte Business [Member]
Net sales	$ 35,090	$ 35,090
Segment earnings	$ 1,312	$ 1,312