CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS EQUITY (USD $) In Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income [Member]	Treasury Stock [Member]
Balances, value at Jun. 30, 2011	$ 61,735	$ 239	$ 64,737	$ 2,041	$ 183	$ (5,465)
Balances, shares at Jun. 30, 2011		23,364				580
Net income	24,767			24,767
Other comprehensive income - (Note 8)	(175)				(175)
Dividends	(24,501)			(24,501)
Issuance and forfeitures of restricted share awards	1,091	4	1,087
Issuance and forfeitures of restricted share awards, shares		379
Amortization of share-based compensation	6,084		6,084
Excess income tax benefit from share-based compensation	1,702		1,702
Income tax benefit from dividends paid on unvested shares	511		511
Purchases of shares for employee withholding	(4,807)					(4,807)
Purchases of shares for employee withholding, shares		(209)				209
Repurchase of common shares	(1,193)					(1,193)
Repurchase of common shares, shares		(80)				80
Exercise of stock options	939	2	937
Exercise of stock options, shares		152
Balances, value at Jun. 30, 2012	66,153	245	75,058	2,307	8	(11,465)
Balances, shares at Jun. 30, 2012		23,606				869
Net income	7,894			7,894
Other comprehensive income - (Note 8)	29				29
Dividends	(1,895)			(1,895)
Issuance and forfeitures of restricted share awards	25		25
Issuance and forfeitures of restricted share awards, shares		24
Amortization of share-based compensation	1,824		1,824
Excess income tax benefit from share-based compensation	3,549		3,549
Income tax benefit from dividends paid on unvested shares	37		37
Purchases of shares for employee withholding	(129)					(129)
Purchases of shares for employee withholding, shares		(5)				5
Exercise of stock options	367	1	366
Exercise of stock options, shares		59
Balances, value at Sep. 30, 2012	$ 77,854	$ 246	$ 80,859	$ 8,306	$ 37	$ (11,594)
Balances, shares at Sep. 30, 2012		23,684				874