CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Mar. 31, 2012	Jun. 30, 2011
Accounts receivable, allowances	$ 384	$ 356	[1]
Preferred stock, par value	$ 0.001	$ 0.001	[1]
Preferred stock, shares authorized	50,000	50,000	[1]
Preferred stock, shares issued	0	0	[1]
Preferred stock, shares outstanding	0	0	[1]
Common stock, par value	$ 0.001	$ 0.001	[1]
Common stock, shares authorized	600,000	600,000	[1]
Common stock, shares issued	43,918	42,984	[1]
Common stock, shares outstanding	41,452	41,823	[1]

[1] Derived from audited consolidated financial statements as of and for the year ended June 30, 2011