Business Acquisitions (Schedule of Purchase Price) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Total purchase price	$ 0	$ 198,860
Business Acquisition, Acquiree - Duarte Business [Member]
Cash paid to seller		198,900
Less cash acquired		(40)
Total purchase price		$ 198,860