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Significant Accounting Policies (Details Textual) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||
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Jun. 30, 2013
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May 31, 2012
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Jun. 30, 2013
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May 31, 2012
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Dec. 31, 2012
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| Accounting Policies [Abstract] | |||||
| Minimum period for releasing of escrow receivable | 14 months | ||||
| Remaining amount of escrow receivable | $ 699 | ||||
| Federal statutory income tax rate | 35.00% | 35.00% | 35.00% | 35.00% | |
| Federal minimum alternative minimum tax rate | 20.00% | ||||
| Federal capital gains income tax rate | 20.00% | 15.00% | |||
| X | ||||||||||
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- Definition
Effective Income Tax Rate Reconciliation, at Federal Capital Gain Tax Rate No definition available.
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| X | ||||||||||
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- Definition
Escrow receivable anticipated minimum release period. No definition available.
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| X | ||||||||||
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- Definition
Federal Minimum Alternative Minimum Tax Rate No definition available.
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| X | ||||||||||
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- Definition
Remaining amount of escrow receivable. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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