Net Income (Loss) Per Common Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Earnings Per Share [Abstract]
Net income attributable to common stockholders—basic	$ 2,501	$ 1,790
Net income attributable to nonvested restricted stockholders	14	16
Net income	$ 2,515	$ 1,806
Weighted average common shares outstanding—basic	16,003,802	15,715,538
Shares issuable under stock options	126,943	58,205
Weighted average common shares outstanding—diluted	16,130,745	15,773,743
Net income per common share—basic	$ 0.16	$ 0.11
Net income per common share—diluted	$ 0.16	$ 0.11
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	72,756	348,129