Commitments and Contingencies (Detail Textuals) (USD $)	12 Months Ended
	Dec. 31, 2013 sqft
Loss Contingencies [Line Items]
Area of additional construction facility for capital improvements	25,000
Aero Metal Products, Inc. (AMP)
Loss Contingencies [Line Items]
Amount of alleged damages	$ 3,000,000
Amount of counter claim	3,191,000
Termination in breach of employment agreement
Loss Contingencies [Line Items]
Maximum estimated additional liabilities of future medical benefits and severance compensation	$ 1,400,000