Foreign Customer Sales (Tables)

12 Months Ended

Dec. 31, 2012

Foreign Customer Sales [Abstract]

Schedule of revenues from sales to customers located outside the U.S.

		Year Ended December 31,
(In thousands)		2012		2011			2010
Canada, Mexico & South/Central America		$	5,759		$	4,187		$	3,401
Pacific Rim		7,073		6,321			3,177
Europe, Africa & Middle East		16,628		10,272			8,456
	Total Sales	$	29,460		$	20,780		$	15,034