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Basis Of Presentation (Details) | 3 Months Ended
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Mar. 31, 2012
Subsequent Events [Abstract] |
Subsequent Event, Date Evaluated, Description | The Company evaluated events and transactions that occurred after the balance sheet date but before financial statements were issued

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- Definition A description detailing whether the date through which subsequent events have been evaluated is the date the financial statements were issued or the date financial statements were available to be issued. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 855 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314015-165662 + Details
Name: | us-gaap_SubsequentEventDateEvaluatedDescription
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_SubsequentEventsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration