Fair Value Measurements (Derivative instruments in financial statements) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Derivatives not designated as ASC 815 hedges	$ 289	$ 0

Fair value as of the balance sheet date of all derivative liabilities not designated as hedging instruments.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant