Derivative Activities (Interest rate swap and their term) (Details) $ in Thousands	3 Months Ended
Sep. 30, 2015 USD ($)
Interest rate swap designated as cash flow hedges
Derivative [Line Items]
Amount	$ 263,322
Interest rate swap designated as cash flow hedges \| Rate 2.4365% [Member]
Derivative [Line Items]
Amount	$ 25,000
Fixed rate	2.44%
Trade Date	May 05, 2011
Settlement Date	May 04, 2012
Maturity Date	May 04, 2016
Interest rate swap designated as cash flow hedges \| Rate 2.6200% [Member]
Derivative [Line Items]
Amount	$ 25,000
Fixed rate	2.62%
Trade Date	May 05, 2011
Settlement Date	Jul. 24, 2012
Maturity Date	Jul. 24, 2016
Interest rate swap designated as cash flow hedges \| Rate 2.6350% [Member]
Derivative [Line Items]
Amount	$ 25,000
Fixed rate	2.64%
Trade Date	May 05, 2011
Settlement Date	Jul. 30, 2012
Maturity Date	Jul. 30, 2016
Interest rate swap designated as cash flow hedges \| Rate 2.6590% [Member]
Derivative [Line Items]
Amount	$ 50,000
Fixed rate	2.66%
Trade Date	May 05, 2011
Settlement Date	Aug. 10, 2012
Maturity Date	Aug. 10, 2016
Interest rate swap designated as cash flow hedges \| Rate 2.6750% [Member]
Derivative [Line Items]
Amount	$ 100,000
Fixed rate	2.68%
Trade Date	May 05, 2011
Settlement Date	Aug. 16, 2012
Maturity Date	Aug. 16, 2016
Interest rate swap designated as cash flow hedges \| Rate 2.4210% [Member]
Derivative [Line Items]
Amount	$ 38,322
Fixed rate	2.42%
Trade Date	Jul. 03, 2013
Settlement Date	Jul. 03, 2013
Maturity Date	Aug. 01, 2023
Interest rate swaps not designated as hedges - offered to clients
Derivative [Line Items]
Amount	$ 16,319
Interest rate swaps not designated as hedges - offered to clients
Derivative [Line Items]
Amount	$ 16,319

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

+ Details

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- Definition

The settlement date of an investment contract.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

+ Details

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- Definition

Average fixed interest rate related to the group of interest rate derivatives.

+ References

No definition available.

+ Details

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- Definition

Date the entity entered into the derivative contract, in CCYY-MM-DD format.

+ References

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- Definition

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+ References

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- Definition

Date the derivative contract matures, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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- Details

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