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Line of Credit (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |||
|---|---|---|---|---|
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Dec. 31, 2012
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Dec. 31, 2010
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Dec. 31, 2009
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Apr. 30, 2008
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| Line of Credit (Textual) [Abstract] | ||||
| Amount lender could advance | $ 45 | |||
| Amount taken from prime rate for option one | 0.50% | |||
| Amount added to LIBOR for option two | 2.00% | |||
| Interest rate Description, Line of Credit Facility | LIBOR rate plus 2.00% | |||
| Period of written notice for termination of line of credit agreement | 60 days | |||
| Agreement termination date | Sep. 22, 2010 | |||
| Amount drawn against Line of credit | $ 0 | $ 25.5 | ||
| Line of credit facility percentage outstanding | 88.00% |
| X | ||||||||||
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- Definition
Amount added to LIBOR for option two. No definition available.
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- Definition
Amount taken from prime rate for option one. No definition available.
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| X | ||||||||||
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- Definition
Line Of Credit Description Of Variable Rate Basis. No definition available.
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| X | ||||||||||
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- Definition
Line of credit facility percentage outstanding. No definition available.
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| X | ||||||||||
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- Definition
Line of credit termination notice period. No definition available.
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- Details
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| X | ||||||||||
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- Definition
Amount borrowed under the credit facility as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Date the credit facility terminates, in CCYY-MM-DD format. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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