Net Loss per Common Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012	Mar. 31, 2011	Jun. 30, 2011	Jun. 30, 2010
Net Loss per Common Share [Abstract]
Net loss	$ (520)	$ (5,687)	$ (8,420)	$ (31,424)
Weighted average shares outstanding (in shares)	93,583,000	93,862,000	93,851,000	93,298,000
Dilutive impact from: [Abstract]
Share-based payment awards (in shares)	0	0	0	0
Warrants (in shares)	0	0	0	0
Dilutive weighted average shares outstanding (in shares)	93,583,000	93,862,000	93,851,000	93,298,000
Loss per share [Abstract]
Basic (in dollars per share)	$ (0.01)	$ (0.06)	$ (0.09)	$ (0.34)
Dilutive (in dollars per share)	$ (0.01)	$ (0.06)	$ (0.09)	$ (0.34)
Warrants [Abstract]
Number of securities called by warrants (in shares)						7,267,286
Number of warrants exercise prior to fiscal 2011 (in shares)						6,636,646
Common stock issued upon exercise of warrants prior to fiscal 2011 (in shares)						4,869,539
Number of warrants exercised (in shares)				630,640
Common stock issued upon exercise of warrants (in shares)				424,753
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Warrants outstanding (in shares)	0		0		0
Employee Equity Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Employee equity awards (in shares)	6,392	7,134	6,805	7,800