Major Customers (Tables)

3 Months Ended

Mar. 31, 2017

Revenue, Net [Abstract]

Schedule of Major Customers

The following table presents sales revenue for the above-mentioned customers for the three months ended March 31, 2017 and 2016:

	Three Months Ended
	March 31,
	2017		2016
Navistar product sales	$	9,257,000	$	10,885,000
Navistar tooling sales	18,000		5,000
Total Navistar sales	9,275,000		10,890,000
Volvo product sales	5,235,000		8,854,000
Volvo tooling sales	31,000		422,000
Total Volvo sales	5,266,000		9,276,000
PACCAR product sales	5,462,000		6,152,000
PACCAR tooling sales	190,000		2,221,000
Total PACCAR sales	5,652,000		8,373,000
Yamaha product sales	5,312,000		5,446,000
Yamaha tooling sales	—		—
Total Yamaha sales	5,312,000		5,446,000
BRP product sales	4,711,000		3,949,000
BRP tooling sales	23,000		—
Total BRP sales	4,734,000		3,949,000
Other product sales	6,359,000		7,244,000
Other tooling sales	148,000		290,000
Total other sales	6,507,000		7,534,000
Total product sales	36,336,000		42,530,000
Total tooling sales	410,000		2,938,000
Total sales	$	36,746,000	$	45,468,000