Geographic and Segment Information

12 Months Ended

Dec. 31, 2014

Segment Reporting [Abstract]

Geographic and Segment Information

17. Geographic and Segment Information

The Company has one operating segment, consisting of three business lines: Display Solutions, Power Solutions and Semiconductor Manufacturing Services. The Company’s chief operating decision maker is considered to be its Chief Executive Officer. The chief operating decision maker allocates resources and assesses performance of the business and other activities at the operating segment level.

The following is a summary of net sales by business line:

	Year Ended December 31,
	2014		2013		2012
Net Sales
Display Solutions	$	199,861	$	202,951	$	285,939
Semiconductor Manufacturing Services		360,549		395,365		395,858
Power Solutions		137,246		135,329		124,960
All other		562		532		579
Total net sales	$	698,218	$	734,177	$	807,336

The following is a summary of net sales by region, based on the location of the customer:

	Year Ended December 31,
	2014		2013		2012
Korea	$	260,139	$	313,634	$	365,682
Asia Pacific (other than Korea)		324,248		284,429		271,908
U.S.A.		91,308		100,790		124,481
Europe		21,159		32,136		39,304
Others		1,364		3,188		5,961
	$	698,218	$	734,177	$	807,336

Net sales from the Company’s top ten largest customers accounted for 61%, 59% and 61% for the years ended December 31, 2014, 2013 and 2012, respectively.

For the year ended December 31, 2014, the Company had two customers that represented 11.4% and 10.7% of its net sales, respectively. For the year ended December 31, 2013, the Company had one customer that represented 11.3% of its net sales. For the year ended December 31, 2012, the Company had another customer that represented 11.5% of its net sales.

96% of the Company’s property, plant and equipment are located in Korea as of December 31, 2014.