Business Segments Information (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2013 segment	Jun. 30, 2012	Jun. 30, 2011
Revenue, Major Customer [Line Items]
Number of reportable segments									2
Number of operating segments									2
Net sales	$ 269,267	$ 279,511	$ 326,155	$ 290,976	$ 273,959	$ 271,098	$ 311,786	$ 274,516	$ 1,165,909	$ 1,131,359	$ 1,089,946
McLane Company, Inc. [Member]
Revenue, Major Customer [Line Items]
Net sales									$ 132,900
McLane Company, Inc. [Member] | Customer Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Net sales as a percentage of consolidated net sales									11.00%