Segment and Geographic Information (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Net sales are presented in geographic areas
Net Sales	$ 589,517	$ 570,397	$ 1,200,036	$ 1,149,971
United States
Net sales are presented in geographic areas
Net Sales	478,318	478,222	977,854	965,650
Canada
Net sales are presented in geographic areas
Net Sales	74,140	73,502	148,351	147,075
Other countries
Net sales are presented in geographic areas
Net Sales	$ 37,059	$ 18,673	$ 73,831	$ 37,246