CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2011	Dec. 31, 2010
Stock-based compensation expense:
Stock-based compensation expense	$ 3,272	$ 2,628	$ 6,522	$ 5,452
Cost of Product Revenue [Member]
Stock-based compensation expense:
Stock-based compensation expense	33	27	74	62
Cost of Support and Services Revenue [Member]
Stock-based compensation expense:
Stock-based compensation expense	209	161	408	361
Research and Development [Member]
Stock-based compensation expense:
Stock-based compensation expense	911	778	1,923	1,602
Sales and Marketing [Member]
Stock-based compensation expense:
Stock-based compensation expense	1,053	885	2,067	1,753
General and Administrative [Member]
Stock-based compensation expense:
Stock-based compensation expense	$ 1,066	$ 777	$ 2,050	$ 1,674