SEGMENT AND GEOGRAPHICAL INFORMATION (Details 2) (USD $) In Thousands	3 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Revenues, operating income and identifiable assets by geographic region
Revenues	$ 194,967	$ 170,808
Operating income	37,391	34,004
United States and Canada
Revenues, operating income and identifiable assets by geographic region
Revenues	158,726	145,712
Operating income	35,740	31,625
International
Revenues, operating income and identifiable assets by geographic region
Revenues	36,241	25,096
Operating income	$ 1,651	$ 2,379