Deposits (Narrative) (Detail)	Jun. 30, 2014	Jun. 30, 2013
Deposits [Abstract]
Weighted average interest rate	0.04%	0.04%

The weighted average interest rate for all domestic deposit liabilities.

No definition available.

Name:	us-gaap_WeightedAverageRateDomesticDeposit
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant