Accounts Receivable

9 Months Ended

Sep. 30, 2013

Receivables [Abstract]

Accounts Receivable

3.             Accounts Receivable

Accounts receivables consist of the following at:

(Dollars in thousands)	September 30, 2013		December 31, 2012
U.S. and State Government	$	408	$	874
Commercial		950		800
Total	$	1,358	$	1,674

For the nine months ended September 30, 2013 and 2012, the largest commercial customer represented 6.8% and 8.7%, respectively, and a U.S. governmental agency represented 31.5% and 18.0%, respectively, of the Company’s Test and Measurement Instrumentation segment product revenue. As of September 30, 2013 and December 31, 2012, the largest commercial customer represented 29.2% and 9.7%, respectively, and a U.S. governmental agency represented 25.7% and 51.3%, respectively, of the Company’s Test and Measurement Instrumentation segment accounts receivable. 

As of September 30, 2013 and December 31, 2012, there were no outstanding receivables for the New Energy segment.

As of September 30, 2013 and December 31, 2012, the Company had no allowance for doubtful trade accounts receivable.