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Commitments and Contingencies (Details Textual) (USD $)
3 Months Ended
Jun. 30, 2012
Commitments and Contingencies (Additional Textual) [Abstract]  
Total expended with respect to the assessment $ 32,000
Other liabilities, accrued at acquisition, net 118,000
Environmental Remediation Expense [Member]
 
Commitments and Contingencies (Textual) [Abstract]  
Recorded liability, at acquisition $ 150,000