Contractual interest rate for funds borrowed, under the debt agreement.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

Earnings Per Share (Details Textual)	Jun. 30, 2015	Jun. 30, 2014
Debt Instrument [Line Items]
Debt instrument interest rate		10.00%
Ten Percent Convertible Senior Notes due Two Thousand Eighteen [Member]
Debt Instrument [Line Items]
Debt instrument interest rate	10.00%