6. GEOGRAPHIC INFORMATION

The geographical distribution of long-lived assets, consisting of property, plant and equipment and net sales to geographical areas as of and for the years ended December 31, 2016 and 2015 is set forth below:

Long-lived Assets, Net



		December 31,		December 31,
		2016		2015
United States	$	4,640	$	5,125
Singapore		1,413		1,272
Other – primarily United Kingdom and Indonesia		553		312
Consolidated	$	6,606	$	6,709

Long-lived assets consist of property and equipment. Excluded from long-lived assets are investments in partnerships, patents, license agreements, intangible assets and goodwill. The Company capitalizes long-lived assets pertaining to the production of specialized parts. These assets are periodically reviewed to assure the net realizable value from the estimated future production based on forecasted cash flows exceeds the carrying value of the assets.

Net Sales to Geographical Areas


		Year Ended December 31
Net Sales to Geographical Areas		2016		2015	2014

United States	$	47,460	$	49,687	$ 48,769
Europe		11,019		6,634	6,834
Asia		8,187		10,901	9,641
All other countries		1,343		1,305	1,850
Consolidated	$	68,009	$	68,527	$ 67,094

Geographic net sales are allocated based on the location of the customer.

One customer accounted for 40 percent, 43 percent and 37 percent of the Company’s consolidated net sales in 2016, 2015 and 2014, respectively. During 2016, 2015 and 2014, the top five customers accounted for approximately 59 percent, 61 percent and 58 percent of the Company’s consolidated net sales, respectively.

At December 31, 2016, two customers accounted for a combined 31 percent of the Company’s consolidated accounts receivable. Two customers accounted for a combined 27 percent of the Company’s consolidated accounts receivable at December 31, 2015.