Contract Receivables

6 Months Ended

Jun. 30, 2013

Contract Receivables [Abstract]

Contract Receivables

3.   Contract Receivables

Contract receivables represent balances due from a broad base of both domestic and international customers.  All contract receivables are considered to be collectible within twelve months. Recoverable costs and accrued profit not billed represent costs incurred and associated profit accrued on contracts that will become billable upon future milestones or completion of contracts.  The components of contract receivables are as follows:

(in thousands)		June 30,	December 31,
		2013	2012
Billed receivables	$	10,003	$	12,403
Recoverable costs and accrued profit not billed		10,815	11,315
Allowance for doubtful accounts		(40)	(2)
Total contract receivables, net	$	20,778	$	23,716

Recoverable costs and accrued profit not billed totaled $10.8 million and $11.3 million as of June 30, 2013 and December 31, 2012, respectively.  During July 2013, the Company invoiced $1.6 million of the unbilled amounts.

The following customers account for more than 10% of the Company’s consolidated contract receivables for the indicated periods:

	June 30,	December 31,
	2013	2012
Slovenské elektrárne, a.s.	15.8%	17.4%
Shandong Nuclear Power Co. Ltd.	15.6%	13.8%