Summary of Significant Accounting Policies - Reconciliation of Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Accounting Policies [Abstract]
Number of antidilutive securities (in shares)									3,100	300
Numerator:
Net income	$ 226	$ 573	$ 1,472	$ 4,716	$ 2,351	$ 2,494	$ 3,282	$ 3,256	$ 6,987	$ 11,383	$ 7,608
Denominator:
Basic weighted-average common shares outstanding (in shares)									97,293	105,791	112,276
Effect of dilutive securities:
Stock awards and options (in shares)									1,264	2,652	3,832
Warrants (in shares)									495	3,156	6,780
Diluted weighted-average common shares outstanding (in shares)									99,052	111,599	122,888
Basic (dollars per share)	$ 0.00	$ 0.01	$ 0.02	$ 0.05	$ 0.02	$ 0.02	$ 0.03	$ 0.03	$ 0.07	$ 0.11	$ 0.07
Diluted (dollars per share)	$ 0.00	$ 0.01	$ 0.01	$ 0.05	$ 0.02	$ 0.02	$ 0.03	$ 0.03	$ 0.07	$ 0.10	$ 0.06