Redeemable Convertible Preferred Stock - Additional Information (Detail) (USD $)	1 Months Ended	9 Months Ended
	Feb. 28, 2014	Mar. 29, 2014	Jun. 30, 2013
Debt Disclosure [Abstract]
Redeemable convertible preferred stock, shares issued			8,000
Redeemable convertible preferred stock, par value		$ 0.001
Redeemable convertible preferred stock, issued price per share		$ 1,000
Proceeds from issuance of redeemable convertible preferred stock, net of issuance costs		$ 7,600,000
Dividends accrued on the preferred stock in excess of prime rate, percent		3.00%
Maximum dividends accrued on the preferred stock, percent		4.00%
Conversion rate, value		$ 4.60
Redeemable convertible preferred stock converted to common stock	1,700,000