Fair Value of Financial Instruments: Schedule of Additional Information About Valuation Techniques and Inputs Used for Assets and Liabilities (Details) (Fair Value, Inputs, Level 3, USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013
Commitments to extend credit on loans to be held for sale
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liabilities, fair value	$ 2,370
Valuation Techniques	Relative value analysis
Commitments to extend credit on loans to be held for sale | Minimum | Liability
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	98.10%	[1]
Fall-out ratio (percent)	19.70%	[1],[2]
Commitments to extend credit on loans to be held for sale | Maximum | Liability
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	104.30%	[1]
Fall-out ratio (percent)	23.90%	[1],[2]
Commitments to extend credit on loans to be held for sale | Weighted Average | Liability
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	101.30%	[1]
Fall-out ratio (percent)	23.60%	[1],[2]
Mandatory loan sale commitments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liabilities, fair value	322
Valuation Techniques	Relative value analysis
Mandatory loan sale commitments | Liability
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investor quotes (percent)	99.10%	[1]
Roll-forward costs (percent)	0.0058%	[1],[3]
Private issue CMO
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value	1,019
Valuation Techniques	Discounted cash flow
Private issue CMO | Minimum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Probability of default (percent)	0.60%	[1]
Loss severity (percent)	35.40%	[1]
Prepayment speed (percent)	4.20%	[1]
Private issue CMO | Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Probability of default (percent)	1.10%	[1]
Loss severity (percent)	37.60%	[1]
Prepayment speed (percent)	13.50%	[1]
Private issue CMO | Weighted Average
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Probability of default (percent)	0.70%	[1]
Loss severity (percent)	37.30%	[1]
Prepayment speed (percent)	6.20%	[1]
Non-performing loans | Discounted Cash Flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value	1,237
Valuation Techniques	Discounted cash flow
Non-performing loans | Relative Value Analysis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value	8,795
Valuation Techniques	Relative value analysis
Non-performing loans | Minimum | Discounted Cash Flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Probability of default (percent)	0.00%	[1]
Non-performing loans | Minimum | Relative Value Analysis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loss severity (percent)	15.00%	[1]
Non-performing loans | Maximum | Discounted Cash Flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Probability of default (percent)	30.00%	[1]
Non-performing loans | Maximum | Relative Value Analysis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loss severity (percent)	60.00%	[1]
Non-performing loans | Weighted Average | Discounted Cash Flow
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Probability of default (percent)	23.80%	[1]
Non-performing loans | Weighted Average | Relative Value Analysis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loss severity (percent)	20.10%	[1]
MSA
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value	174
Valuation Techniques	Discounted cash flow
MSA | Minimum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Prepayment speed (percent)	25.20%	[1]
Discount rate (percent)	9.00%	[1]
MSA | Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Prepayment speed (percent)	60.00%	[1]
Discount rate (percent)	10.50%	[1]
MSA | Weighted Average
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Prepayment speed (percent)	37.10%	[1]
Discount rate (percent)	9.20%	[1]
Interest-Only Strips
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value	98
Valuation Techniques	Discounted cash flow
Discount rate (percent)	9.00%	[1]
Interest-Only Strips | Minimum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Prepayment speed (percent)	0.00%	[1]
Interest-Only Strips | Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Prepayment speed (percent)	36.30%	[1]
Interest-Only Strips | Weighted Average
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Prepayment speed (percent)	23.90%	[1]
Commitments to extend credit on loans to be held for sale
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value	1,338
Valuation Techniques	Relative value analysis
Commitments to extend credit on loans to be held for sale | Minimum | Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	97.60%	[1]
Fall-out ratio (percent)	19.70%	[1],[2]
Commitments to extend credit on loans to be held for sale | Maximum | Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	104.50%	[1]
Fall-out ratio (percent)	23.90%	[1],[2]
Commitments to extend credit on loans to be held for sale | Weighted Average | Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	101.50%	[1]
Fall-out ratio (percent)	23.60%	[1],[2]
Mandatory loan sale commitments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value	405
Valuation Techniques	Relative value analysis
Mandatory loan sale commitments | Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investor quotes (percent)	97.10%	[1]
Roll-forward costs (percent)	0.0058%	[1],[3]
Mandatory loan sale commitments | Minimum | Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	95.10%	[1]
Mandatory loan sale commitments | Minimum | Liability
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	97.50%	[1]
Mandatory loan sale commitments | Maximum | Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	104.10%	[1]
Mandatory loan sale commitments | Maximum | Liability
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	104.50%	[1]
Mandatory loan sale commitments | Weighted Average | Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	100.20%	[1]
Mandatory loan sale commitments | Weighted Average | Liability
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	99.30%	[1]
Option contracts | Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Broker quotes (percent)	97.70%	[1]
Put options
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value	$ 589
Valuation Techniques	Relative value analysis

[1] The range is based on the historical estimated fair values and management estimates.

[2] The percentage of commitments to extend credit on loans to be held for sale which management has estimated may not fund.

[3] An estimated cost to roll forward the mandatory loan sale commitments which management has estimated may not be delivered to the corresponding investors in a timely manner.