Share-Based Compensation (Details)	3 Months Ended	12 Months Ended
	Sep. 30, 2014 shares	Jun. 30, 2015 USD ($) Vesting_Installlment $ / shares shares	Jun. 30, 2014 USD ($) shares	Jun. 30, 2013 USD ($) $ / shares shares	Jun. 30, 2012 shares	Nov. 19, 2010 shares	Nov. 21, 2006 shares
Stock-Based Compensation
Stock based compensation | $		$ 1,737,000	$ 2,606,000	$ 2,169,000
Stock-based compensation awards classified as a liability settled in cash | $		100,000	300,000	0
Employee related stock-based compensation expense | $		$ 1,700,000	$ 2,600,000	$ 2,200,000
Weighted-average grant date fair value | $ / shares				$ 2.49
Options, Granted	0	0
Restricted Stock
Stock-Based Compensation
Number of shares granted		1,325,000	225,000	2,808,000
Number of shares outstanding		1,748,000	1,724,000	2,737,000	162,000
Performance Stock Units
Stock-Based Compensation
Distribution period following performance period		30 days
Number of shares granted		1,600,000	0	0
Number of shares outstanding		800,000	0
2007 Long-Term Incentive Plan
Equity Incentive Plans
Maximum common stock issued under Long-Term Incentive Plan							10,000,000
Right to purchase common stock, minimum price | $ / shares		$ 0.21
Right to purchase common stock, maximum price | $ / shares		$ 1.50
Contractual term of stock options granted		10 years
Company's common stock purchased in aggregate (shares)		2,100,000
2010 Long-Term Incentive Plan
Equity Incentive Plans
Maximum common stock issued under Long-Term Incentive Plan						10,500,000
Right to purchase common stock, minimum price | $ / shares		$ 0.63
Right to purchase common stock, maximum price | $ / shares		$ 3.53
Contractual term of stock options granted		10 years
Company's common stock purchased in aggregate (shares)		1,200,000
2010 Long-Term Incentive Plan | Restricted Stock
Stock-Based Compensation
Unrecognized compensation cost | $		$ 2,900,000
Period for recognition of unrecognized compensation cost		1 year 10 months 24 days
2014 Performance Incentive Plan
Equity Incentive Plans
Vesting period of Long-Term Incentive Plan		3 years
Number of vesting installments | Vesting_Installlment		3
Minimum | Performance Stock Units
Stock-Based Compensation
Distribution percentage of target number of Performance Stock Units		0.00%
Minimum | 2007 Long-Term Incentive Plan
Equity Incentive Plans
Vesting period of Long-Term Incentive Plan		1 year
Minimum | 2010 Long-Term Incentive Plan
Equity Incentive Plans
Vesting period of Long-Term Incentive Plan		1 year
Maximum | Performance Stock Units
Stock-Based Compensation
Distribution percentage of target number of Performance Stock Units		200.00%
Maximum | 2007 Long-Term Incentive Plan
Equity Incentive Plans
Vesting period of Long-Term Incentive Plan		3 years
Maximum | 2010 Long-Term Incentive Plan
Equity Incentive Plans
Vesting period of Long-Term Incentive Plan		4 years
Company's TSR Compared to a Matrix | Performance Stock Units
Stock-Based Compensation
Vesting right percentage		50.00%
Company's TSR Compared to Vanguard Russell 2000 Exchange Trade Fund | Performance Stock Units
Stock-Based Compensation
Vesting right percentage		50.00%