Commitments and Contingencies (Detail Textuals) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Loss Contingencies [Line Items]
Post retirement obligation	$ 1,007,000	$ 528,000
Term of project		5 years
Accrued expenses	270,000
Consumer Products Group
Loss Contingencies [Line Items]
Amount of grant received from Cattaraugus County, New York	$ 300,000
Term of maintaining employment level	5 years
Employment agreement
Loss Contingencies [Line Items]
Percentage of compensation entitle to receive	50.00%
Description of event	Entitled to terminate the agreement and receive a payment of 2.99 times his average annual compensation from the Company for the preceding five years.
Minimum age limit	65 years
Employment agreement | Kenneth D. Trbovich
Loss Contingencies [Line Items]
Minimum salary compensation	$ 524,000
Aero Inc
Loss Contingencies [Line Items]
Amount of alleged damages	3,000,000
Amount of counter claim	$ 3,191,000