CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Statement of Comprehensive Income [Abstract]
NET INCOME	$ 55,956	$ 40,291	$ 29,476
Net unrealized gain (loss) from available-for-sale securities	90	(4,661)	(12,659)
Other-than-temporary impairment on held-to-maturity securities recognized in other comprehensive income	633	(4,282)	5,247
Reclassification of net (gain) loss from available for sale securities included in income	0	0	0
Unrealized gain (loss), net of reclassification adjustments, before income taxes	723	(8,943)	(7,412)
Income tax (expense) benefit related to items of other comprehensive income	(289)	3,578	2,948
Other comprehensive income (loss)	434	(5,365)	(4,464)
Comprehensive income	$ 56,390	$ 34,926	$ 25,012