Earnings (Loss) Per Common Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Earnings Per Share [Abstract]
Net income (loss) attributable to common stockholders—basic	$ 2,841	$ (7,544)
Net income (loss) attributable to nonvested restricted stockholders	33	(40)
Net income (loss)	$ 2,874	$ (7,584)
Weighted average shares outstanding—basic	15,490,365	15,182,147
Shares issuable under stock options	0	0
Weighted average shares outstanding—diluted	15,490,365	15,182,147
Net income (loss) per common share—basic and diluted	$ 0.19	$ (0.50)