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Significant Accounting Policies (Details Textual) (USD $)	6 Months Ended
	Jun. 30, 2012 Segment	Dec. 31, 2011
Significant Accounting Policies (Additional Textual) [Abstract]
Cash Equivalent Fair Value		$ 9,200,000
Significant Accounting Policies (Textual) [Abstract]
Allowance for doubtful accounts	0	0
Number of business segment	1
Number of dilutive securities outstanding	0
Advances amortization period	12 months
Money Market Funds [Member] | Mutual Funds [Member] | Level 1 Inputs [Member]
Significant Accounting Policies (Additional Textual) [Abstract]
Cash Equivalent Fair Value	$ 10,600,000

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For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

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-URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5074-111524



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

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-Name Accounting Standards Codification

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-Name Emerging Issues Task Force (EITF)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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