Fair Value Measurement - Losses from Nonrecurring Fair Value Adjustments that Occurred in the Periods Indicated (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Sep. 30, 2014	Sep. 30, 2013
Debt Instrument Fair Value Carrying Value [Abstract]
Impaired Originated & PNCI loans	$ 211	$ 258
Foreclosed assets	98
Total losses from nonrecurring fair value adjustments	$ 309	$ 258

Additions of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This excludes real estate assets taken in settlement of troubled loans through surrender or foreclosure.

No definition available.

Name:	us-gaap_OtherRealEstateAdditions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration