Summary of Significant Accounting Policies, Revisions (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
ASSETS
Contract receivables, net			$ 13,053	$ 15,768
Prepaid expenses and other current assets			2,506	1,994
Total current assets			28,414	31,958
Total assets			39,371	46,228
LIABILITIES AND STOCKHOLDERS' EQUITY
Billings in excess of revenue earned			9,229	9,915
Total current liabilities			19,708	21,504
Total liabilities			21,003	23,490
Accumulated deficit			(50,849)	(46,144)
Total stockholders' equity	$ 18,368	$ 22,738	18,368	22,738
Total liabilities and stockholders' equity			39,371	46,228
CONSOLIDATED STATEMENTS OF OPERATIONS
Contract revenue	56,803	37,536
Cost of revenue	42,406	26,744
Gross profit	12,859	10,792
Operating loss	(4,136)	(7,516)
Loss before income taxes	(4,234)	(7,163)
Net loss	$ (4,705)	$ (7,329)
Basic loss per common share	$ (0.26)	$ (0.41)
Diluted loss per common share	$ (0.26)	$ (0.41)
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net loss	$ (4,705)	$ (7,329)
Comprehensive loss	(4,934)	(7,946)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance	22,738	29,972
Net loss	(4,705)	(7,329)
Balance	18,368	22,738
Cash flows from operating activities
Net loss	(4,705)	(7,329)
Changes in assets and liabilities
Contract receivables, net	(2,530)	(10,347)
Prepaid expenses and other assets	501	(2,433)
Billings in excess of revenue earned	(552)	2,441
Net cash provided by operating activities	1,016	6,649
Net decrease in cash and cash equivalents	(2,499)	(2,060)
Accumulated Deficit [Member]
LIABILITIES AND STOCKHOLDERS' EQUITY
Total stockholders' equity	(46,144)	(38,815)	$ (50,849)	(46,144)
CONSOLIDATED STATEMENTS OF OPERATIONS
Net loss	(4,705)	(7,329)
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net loss	(4,705)	(7,329)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance	(46,144)	(38,815)
Net loss	(4,705)	(7,329)
Balance	(50,849)	(46,144)
Cash flows from operating activities
Net loss	(4,705)	(7,329)
Scenario, Previously Reported [Member]
ASSETS
Contract receivables, net				15,830
Prepaid expenses and other current assets				1,703
Total current assets				31,729
Total assets				45,999
LIABILITIES AND STOCKHOLDERS' EQUITY
Billings in excess of revenue earned				8,684
Total current liabilities				20,273
Total liabilities				22,259
Accumulated deficit				(45,142)
Total stockholders' equity	23,740	23,740		23,740
Total liabilities and stockholders' equity				45,999
CONSOLIDATED STATEMENTS OF OPERATIONS
Contract revenue		37,930
Cost of revenue		26,551
Gross profit		11,379
Operating loss		(6,929)
Loss before income taxes		(6,576)
Net loss		$ (6,742)
Basic loss per common share		$ (0.38)
Diluted loss per common share		$ (0.38)
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net loss		$ (6,742)
Comprehensive loss		(7,359)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance	23,740	30,387
Net loss		(6,742)
Balance		23,740
Cash flows from operating activities
Net loss		(6,742)
Changes in assets and liabilities
Contract receivables, net		(10,285)
Prepaid expenses and other assets		(2,240)
Billings in excess of revenue earned		2,109
Net cash provided by operating activities		6,649
Net decrease in cash and cash equivalents		(2,060)
Scenario, Previously Reported [Member] | Accumulated Deficit [Member]
LIABILITIES AND STOCKHOLDERS' EQUITY
Total stockholders' equity	(45,142)	(38,400)		(45,142)
CONSOLIDATED STATEMENTS OF OPERATIONS
Net loss		(6,742)
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net loss		(6,742)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance	(45,142)	(38,400)
Net loss		(6,742)
Balance		(45,142)
Cash flows from operating activities
Net loss		(6,742)
Restatement Adjustment [Member]
ASSETS
Contract receivables, net				(62)
Prepaid expenses and other current assets				291
Total current assets				229
Total assets				229
LIABILITIES AND STOCKHOLDERS' EQUITY
Billings in excess of revenue earned				1,231
Total current liabilities				1,231
Total liabilities				1,231
Accumulated deficit				(1,002)
Total stockholders' equity	(1,002)	(1,002)		(1,002)
Total liabilities and stockholders' equity				229
CONSOLIDATED STATEMENTS OF OPERATIONS
Contract revenue		(394)
Cost of revenue		193
Gross profit		(587)
Operating loss		(587)
Loss before income taxes		(587)
Net loss		$ (587)
Basic loss per common share		$ (0.03)
Diluted loss per common share		$ (0.03)
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net loss		$ (587)
Comprehensive loss		(587)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance	(1,002)	(415)
Net loss		(587)
Balance		(1,002)
Cash flows from operating activities
Net loss		(587)
Changes in assets and liabilities
Contract receivables, net		(62)
Prepaid expenses and other assets		(193)
Billings in excess of revenue earned		332
Net cash provided by operating activities		0
Net decrease in cash and cash equivalents		0
Restatement Adjustment [Member] | Accumulated Deficit [Member]
LIABILITIES AND STOCKHOLDERS' EQUITY
Total stockholders' equity	(1,002)	(415)		$ (1,002)
CONSOLIDATED STATEMENTS OF OPERATIONS
Net loss		(587)
CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net loss		(587)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance	$ (1,002)	(415)
Net loss		(587)
Balance		(1,002)
Cash flows from operating activities
Net loss		$ (587)