Fair Value Measurement: Schdule of Assets measured at fair value on a non-recurring basis (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012
Assets, Fair Value Disclosure, Nonrecurring	$ 36,849
Impaired loans
Assets, Fair Value Disclosure, Nonrecurring	22,692
Real estate owned
Assets, Fair Value Disclosure, Nonrecurring	$ 14,157

This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

No definition available.

Name:	us-gaap_AssetsFairValueDisclosureNonrecurring
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant