Securities Available For Sale (Narrative) (Detail) (USD $) In Thousands, unless otherwise specified	1 Months Ended	12 Months Ended
	Mar. 31, 2011	Jun. 30, 2014	Jun. 30, 2013	Jun. 29, 2012
Schedule of Available-for-sale Securities [Line Items]
Securities purchased by bank	$ 35,525
Net premium on U.S. government and government agency and municipal obligations securities	525
Net premium amortization period	15 years
Amortization of the premium		77	117	190
Principal and interest payments received		5,239	9,019	8,992
Interest income		442	654	910
Proceeds from the maturity of available for sale securities		37,635	495
Gain on sale of U.S. government and government obligations		781	3,650	557
Reclassification adjustment from AOCI, net of tax		508	2,373	362
US Governments, State and Municipal Obligation Member [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities purchased by bank		177,085	319,836
Net premium on U.S. government and government agency and municipal obligations securities		2,335	6,279
Net premium amortization period		4 years 1 month 17 days	4 years 6 months 4 days
Amortization of the premium		2,407	1,868	744
Principal and interest payments received		62,629	47,129	16,718
Interest income		12,640	7,585	2,393
Proceeds from the maturity of available for sale securities		37,635
Redemption of securities			41,500
Gain on redemption of securities			20
Securities sold		91,926	25,788	66,936
Municipal Obligations
Schedule of Available-for-sale Securities [Line Items]
Proceeds from the maturity of available for sale securities			495
Common Stock of U.S. Home Systems, Inc. [Member]
Schedule of Available-for-sale Securities [Line Items]
Net realized gains on principal transactions			3,550
Reclassification adjustment from AOCI, net of tax		2,308
Reclassification adjustment from AOCI, before tax		3,550
Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Reclassification adjustment from AOCI, net of tax		508	65	362
Reclassification adjustment from AOCI, before tax		$ 781	$ 100	$ 557