Organization and Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)	1 Months Ended		3 Months Ended		9 Months Ended		160 Months Ended
	Dec. 18, 2012	Dec. 31, 2000	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014
Targeted or Tracking Stock, Stock [Line Items]
Incorporation date, year and month		2000-12
Reverse stock split ratio	1-for-6
Highly liquid investments, maturity period maximum					3 months
Estimated life of the intellectual property					14 years
Impairment of intangible assets					$ 0
Share-based compensation expense			1,184,000	186,000	3,534,000	766,000	7,831,000
Percentage of likelihood of income tax being sustained					50.00%
Unrecognized tax benefits			$ 0		$ 0		$ 0
Minimum
Targeted or Tracking Stock, Stock [Line Items]
Property and equipment, estimated useful life					3 years
Maximum
Targeted or Tracking Stock, Stock [Line Items]
Property and equipment, estimated useful life					7 years
2008 Omnibus Plan
Targeted or Tracking Stock, Stock [Line Items]
Common stock authorized			2,186,000		2,186,000		2,186,000
Shares available for awards under the plan			836,233		836,233		836,233
2008 Omnibus Plan | Maximum
Targeted or Tracking Stock, Stock [Line Items]
Common stock authorized			2,186,000		2,186,000		2,186,000