Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2013

Segment Information about Reported Product Revenues and Operating Income

The tables below present segment information about the reported product revenues and operating income of the Company for years ended December 31, 2013, 2012 and 2011. Asset information by segment is not reported since the Company does not manage assets at a segment level at this time.

	CCS		Advanced Technology			W.E.T.		Reconciling Items			Consolidated Total
2013:
Product revenues	$	143,250	$	—		$	518,832	$	—		$	662,082
Depreciation and amortization		1,411		427			28,238		1,173			31,249
Operating income (loss)		40,530		(6,561	)		41,784		(26,173	)		49,580
2012:
Product revenues	$	132,265	$	—		$	422,714	$	—		$	554,979
Depreciation and amortization		1,215		478			27,747		1,187			30,627
Operating income (loss)		11,479		(6,571	)		50,980		(19,830	)		36,058
2011:
Product revenues	$	131,732	$	608		$	237,248	$	—		$	369,588
Depreciation and amortization		1,032		560			20,900		790			23,282
Operating income (loss)		33,025		(6,872	)		10,866		(19,211	)		17,808

Product Revenues Information by Geographic Area

Revenue (based on shipment destination) by geographic area is as follows:

	2013		%			2012		%			2011		%
United States	$	292,079		44	%	$	233,737		42	%	$	134,010		36	%
Germany		84,035		13	%		67,132		12	%		40,833		11	%
China		70,671		11	%		55,674		10	%		31,193		9	%
Korea		58,329		9	%		42,878		8	%		37,913		10	%
Japan		39,844		6	%		35,279		6	%		25,295		7	%
United Kingdom		18,864		3	%		13,194		2	%		10,686		3	%
Czech Republic		17,247		3	%		15,361		3	%		11,722		3	%
Mexico		15,670		2	%		14,988		3	%		21,529		6	%
Canada		14,254		2	%		17,582		3	%		12,305		3	%
Other		51,089		7	%		59,154		11	%		44,102		12	%
Total Foreign		370,003		56	%		321,242		58	%		235,578		64	%
	$	662,082		100	%	$	554,979		100	%	$	369,588		100	%

Percentage of Total Product Revenues Generated from Customers

We rely on three customers, two domestic and one foreign, to derive a significant portion of our product revenues.  The table below lists the percentage of total product revenues generated from sales to these customers:

	2013			2012			2011
Johnson Controls (domestic)		27	%		22	%		20	%
Lear (domestic)		18	%		18	%		20	%
Bosch (foreign)		10	%		10	%		9	%