Environmental Liabilities (Details) (New York Department of Environmental Conservation [Member], USD $)	0 Months Ended
Nov. 30, 2013
New York Department of Environmental Conservation [Member]
Environmental Liabilities (Textual)
Payment under settlement agreement	$ 125,000

Cash outflows made during the period for environmental remediation activities.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 17

-Subparagraph (f)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3367-108585

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