Commitments and Contingencies (Details Textual) (USD $)	3 Months Ended
	Mar. 31, 2013
Commitments and Contingencies (Additional Textual) [Abstract]
Total expended with respect to the assessment	$ 58,000
Other liabilities, accrued at acquisition, net	92,000
Environmental Remediation Expense [Member]
Commitments and Contingencies (Textual) [Abstract]
Recorded liability, at acquisition	$ 150,000