Securities and Exchange Commission

Increase (Decrease) in Unbilled Receivables

The increase (decrease) during the reporting period of the amount of revenue for work performed for which billing has not occurred, net of uncollectible accounts.

Compare To Other Companies

Annual (USD)

Value	Reported On	Form	FY	FP	Start Date	End Date	Fiscal Period
$1,594,000.00	2012-03-15	10-K	2011	FY	2009-01-01	2009-12-31	CY2009
$1,806,000.00	2013-03-18	10-K	2012	FY	2010-01-01	2010-12-31	CY2010
$-28,000.00	2014-03-17	10-K	2013	FY	2011-01-01	2011-12-31	CY2011
$1,435,000.00	2014-03-17	10-K	2013	FY	2012-01-01	2012-12-31	CY2012
$1,208,000.00	2015-03-31	10-K	2014	FY	2013-01-01	2013-12-31	CY2013
$1,469,000.00	2016-03-30	10-K	2015	FY	2014-01-01	2014-12-31	CY2014
$-4,041,000.00	2017-03-29	10-K	2016	FY	2015-01-01	2015-12-31	CY2015
$-949,000.00	2018-03-26	10-K	2017	FY	2016-01-01	2016-12-31	CY2016

All Reported Increase (Decrease) in Unbilled Receivables (USD)

Value	Reported On	Form	FY	FP	Start Date	End Date	Fiscal Period
$1,594,000.00	2012-03-15	10-K	2011	FY	2009-01-01	2009-12-31	CY2009
$1,806,000.00	2012-03-15	10-K	2011	FY	2010-01-01	2010-12-31
$1,806,000.00	2013-03-18	10-K	2012	FY	2010-01-01	2010-12-31	CY2010
$-28,000.00	2012-03-15	10-K	2011	FY	2011-01-01	2011-12-31
$-28,000.00	2013-03-18	10-K	2012	FY	2011-01-01	2011-12-31
$-28,000.00	2014-03-17	10-K	2013	FY	2011-01-01	2011-12-31	CY2011
$1,435,000.00	2013-03-18	10-K	2012	FY	2012-01-01	2012-12-31
$1,435,000.00	2014-03-17	10-K	2013	FY	2012-01-01	2012-12-31	CY2012
$1,208,000.00	2014-03-17	10-K	2013	FY	2013-01-01	2013-12-31
$1,208,000.00	2015-03-31	10-K	2014	FY	2013-01-01	2013-12-31	CY2013
$1,469,000.00	2015-03-31	10-K	2014	FY	2014-01-01	2014-12-31
$1,469,000.00	2016-03-30	10-K	2015	FY	2014-01-01	2014-12-31	CY2014
$-4,041,000.00	2016-03-30	10-K	2015	FY	2015-01-01	2015-12-31
$-4,041,000.00	2017-03-29	10-K	2016	FY	2015-01-01	2015-12-31	CY2015
$949,000.00	2017-03-29	10-K	2016	FY	2016-01-01	2016-12-31
$-949,000.00	2018-03-26	10-K	2017	FY	2016-01-01	2016-12-31	CY2016