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Major Customers (Tables)

12 Months Ended

Dec. 31, 2013

Revenue, Net [Abstract]

Major customers

The following table presents sales revenue for the above-mentioned customers for the years ended December 31:

	2013				2012
Navistar product sales	$	46,384,000			$	55,002,000
Navistar tooling sales	972,000				8,301,000
Total Navistar sales	47,356,000				63,303,000
PACCAR product sales	42,784,000				55,524,000
PACCAR tooling sales	7,370,000				1,728,000
Total PACCAR sales	50,154,000				57,252,000
Other product sales	44,928,000				39,172,000
Other tooling sales	1,687,000				2,723,000
Total other sales	46,615,000				41,895,000
Total product sales	134,096,000				149,698,000
Total tooling sales	10,029,000				12,752,000
Total sales	$	144,125,000			$	162,450,000

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Schedule of sales concentrations by major customers.

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