Concentrations of Risk (Tables)

12 Months Ended

Dec. 31, 2016

Schedules of Concentration of Risk, by Risk Factor

Ongoing credit evaluations of customers’ financial condition are performed and collateral, such as letters of credit, are generally not required. The following table depicts the customer’s trade receivable balance as a percentage of gross trade receivables as of the end of the year indicated. (The symbol “*” indicates that accounts receivables from that customer were less than 10% of the Company’s total accounts receivable.)



	Percent of Gross Accounts Receivable
Customer	2016	2015
Company B	19	21
Company D	21	15
Company G	18	*

Sales to significant non-affiliated customers for fiscal years 2016, 2015 and 2014, as a percentage of total revenues, is shown in the table below. Note the caption “Military Customers in Total” in the table below excludes research and development contracts. The Company sells its displays to Japanese customers through Ryoden Trading Company. (The symbol “*” indicates that sales to that customer were less than 10% of the Company’s total revenues.)



	Sales as a Percent of Total Revenue
	Fiscal Year
Customer	2016	2015	2014
Military Customers in Total	24	32	45
Company A	*	18	26
Company C	*	22	11
Company E	12	*	*
Company F	20	*	*
Funded Research and Development Contracts	7	12	15