GOODWILL AND INTANGIBLE ASSETS (Details) (USD $)	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012	Mar. 31, 2011	Jun. 30, 2011
Intangible assets
Gross Carrying Amount of finite-lived intangible assets	$ 92,558,000		$ 92,558,000		$ 86,675,000
Accumulated Amortization of finite-lived intangible assets	(66,021,000)		(66,021,000)		(59,310,000)
Net Carrying Amount of finite-lived intangible assets	26,537,000		26,537,000		27,365,000
Gross Carrying Amount of total intangible assets	100,058,000		100,058,000		94,175,000
Accumulated Amortization on total intangible assets	(66,021,000)		(66,021,000)		(59,310,000)
Net Carrying Amount of total intangible assets	34,037,000		34,037,000		34,865,000
Amortization expense of finite-lived intangible assets	2,400,000	2,100,000	7,300,000	7,200,000
Future amortization of finite lived intangible assets
2012 (remaining three months of fiscal year)			4,178,000
2013			10,412,000
2014			5,912,000
2015			2,718,000
2016			1,728,000
Thereafter			1,589,000
Total			26,537,000
Changes in the carrying amount of goodwill
Balance at the beginning of the period			162,110,000
Additions			7,131,000
Foreign currency translation adjustment			(461,000)
Balance at the end of the period	168,780,000		168,780,000
Computer software
Intangible assets
Useful Life, minimum (in years)			3
Useful Life, maximum (in years)			9
Gross Carrying Amount of finite-lived intangible assets	37,899,000		37,899,000		36,725,000
Accumulated Amortization of finite-lived intangible assets	(33,887,000)		(33,887,000)		(31,841,000)
Net Carrying Amount of finite-lived intangible assets	4,012,000		4,012,000		4,884,000
Amortization expense of finite-lived intangible assets	500,000	700,000	1,700,000	2,700,000
License rights
Intangible assets
Useful Life, minimum (in years)			3
Useful Life, maximum (in years)			13
Gross Carrying Amount of finite-lived intangible assets	8,821,000		8,821,000		4,344,000
Accumulated Amortization of finite-lived intangible assets	(4,132,000)		(4,132,000)		(2,751,000)
Net Carrying Amount of finite-lived intangible assets	4,689,000		4,689,000		1,593,000
Trademarks
Intangible assets
Useful Life, minimum (in years)			5
Useful Life, maximum (in years)			9
Gross Carrying Amount of finite-lived intangible assets	2,430,000		2,430,000		2,203,000
Accumulated Amortization of finite-lived intangible assets	(2,211,000)		(2,211,000)		(2,203,000)
Net Carrying Amount of finite-lived intangible assets	219,000		219,000
Indefinite-lived intangible assets, carrying amount	7,500,000		7,500,000		7,500,000
Core technology
Intangible assets
Useful Life, minimum (in years)			5
Useful Life, maximum (in years)			14
Gross Carrying Amount of finite-lived intangible assets	23,763,000		23,763,000		22,763,000
Accumulated Amortization of finite-lived intangible assets	(17,004,000)		(17,004,000)		(14,107,000)
Net Carrying Amount of finite-lived intangible assets	6,759,000		6,759,000		8,656,000
Contracts
Intangible assets
Useful Life, minimum (in years)			5
Useful Life, maximum (in years)			10
Gross Carrying Amount of finite-lived intangible assets	15,571,000		15,571,000		15,303,000
Accumulated Amortization of finite-lived intangible assets	(8,219,000)		(8,219,000)		(7,372,000)
Net Carrying Amount of finite-lived intangible assets	7,352,000		7,352,000		7,931,000
Other intangibles
Intangible assets
Useful Life, minimum (in years)			3
Useful Life, maximum (in years)			5
Gross Carrying Amount of finite-lived intangible assets	4,074,000		4,074,000		5,337,000
Accumulated Amortization of finite-lived intangible assets	(568,000)		(568,000)		(1,036,000)
Net Carrying Amount of finite-lived intangible assets	$ 3,506,000		$ 3,506,000		$ 4,301,000