7. Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2013

Fair Value Measurements Tables

Financial instruments

We have financial instruments as of March 31, 2013 and December 31, 2012 for which the fair value is summarized below (in thousands):

	March 31, 2013				December 31, 2012
	Carrying Value		Estimated Fair Value		Carrying Value		Estimated Fair Value
Assets:
Trade receivables, net	$	2,196	$	2,162	$	3,438	$	3,383
Certificate of deposit		500		500		500		500

Liabilities measured at fair value on a recurring basis

Assets for which fair value is disclosed but not required to be recognized in the balance sheet on a recurring basis are summarized below as of March 31, 2013 and December 31, 2012 (in thousands):

			Fair value measurement at reporting date
Description	As of March 31, 2013		Level 1		Level 2		Level 3
Assets:
Trade receivables, net	$	2,162	$	-	$	-	$	2,162
Certificate of deposit		500		-		-		500
Financing receivables, net		175		-		-		175
Description	As of December 31, 2012		Level 1		Level 2		Level 3
Assets:
Trade receivables, net	$	3,383	$	-	$	-	$	3,383
Certificate of deposit		500		-		-		500
Financing receivables, net		124		-		-		124