Earnings Per Share (Details Textual)	1 Months Ended	6 Months Ended
Apr. 30, 2004	Jun. 30, 2017	Jun. 30, 2016
Earnings Per Share [Line Items]
Stockholders' Equity, Reverse Stock Split	one-for-five	five-for-one	five-for-one

Description of the reverse stock split arrangement. Also provide the retroactive effect given by the reverse split that occurs after the balance sheet date but before the release of financial statements.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 4.C)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187143-122770

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration