Summary of Significant Accounting Policies, Revisions (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
CONSOLIDATED STATEMENTS OF OPERATIONS
Contract revenue	$ 12,976	$ 14,013
Cost of revenue	9,352	10,719
Gross profit	3,624	3,294
Operating loss	215	(324)
Loss before income taxes	226	(384)
Net loss	$ 138	$ (472)
Basic earnings (loss) per common share	$ 0.01	$ (0.03)
Diluted earnings (loss) per common share	$ 0.01	$ (0.03)
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net income (loss)	$ 138	$ (472)
Comprehensive loss	187	(708)
Cash flows from operating activities
Net income (loss)	138	(472)
Changes in assets and liabilities:
Contract receivables, net	(334)	(610)
Prepaid expenses and other assets	515	(31)
Billings in excess of revenue earned	(492)	(835)
Net cash provided by operating activities	1,640	(472)
Net decrease in cash and cash equivalents	141	(1,993)
Accumulated Deficit [Member]
CONSOLIDATED STATEMENTS OF OPERATIONS
Net loss	138
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net income (loss)	138
Cash flows from operating activities
Net income (loss)	$ 138
Scenario, Previously Reported [Member]
CONSOLIDATED STATEMENTS OF OPERATIONS
Contract revenue		13,996
Cost of revenue		10,774
Gross profit		3,222
Operating loss		(396)
Loss before income taxes		(456)
Net loss		$ (544)
Basic earnings (loss) per common share		$ (0.03)
Diluted earnings (loss) per common share		$ (0.03)
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net income (loss)		$ (544)
Comprehensive loss		(780)
Cash flows from operating activities
Net income (loss)		(544)
Changes in assets and liabilities:
Contract receivables, net		(583)
Prepaid expenses and other assets		(86)
Billings in excess of revenue earned		(791)
Net cash provided by operating activities		(472)
Net decrease in cash and cash equivalents		(1,993)
Restatement Adjustment [Member]
CONSOLIDATED STATEMENTS OF OPERATIONS
Contract revenue		17
Cost of revenue		(55)
Gross profit		72
Operating loss		72
Loss before income taxes		72
Net loss		$ 72
Basic earnings (loss) per common share		$ 0
Diluted earnings (loss) per common share		$ 0
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net income (loss)		$ 72
Comprehensive loss		72
Cash flows from operating activities
Net income (loss)		72
Changes in assets and liabilities:
Contract receivables, net		(27)
Prepaid expenses and other assets		55
Billings in excess of revenue earned		(44)
Net cash provided by operating activities		0
Net decrease in cash and cash equivalents		$ 0