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Segment Reporting and Concentrations (Details) - USD ($)
$ in Thousands

3 Months Ended

Mar. 31, 2017

Mar. 31, 2016

Dec. 31, 2016

Dec. 31, 2015

Segment Reporting Information [Line Items]

Revenues

$ 14,953

$ 15,698

Income (loss) before provision for income taxes

(1,383)

409

Assets

48,585

$ 47,588

Goodwill

2,747

1,531

2,734

$ 1,476

Before Intersegment Eliminations [Member]

Segment Reporting Information [Line Items]

Income (loss) before provision for income taxes

^[1]

(1,383)

409

After Intersegment Eliminations [Member]

Segment Reporting Information [Line Items]

Income (loss) before provision for income taxes

^[2]

(1,383)

409

IADS [Member]

Segment Reporting Information [Line Items]

Revenues

1,002

897

Assets

1,184

1,282

IADS [Member] | Before Intersegment Eliminations [Member]

Segment Reporting Information [Line Items]

Income (loss) before provision for income taxes

^[1]

(1,146)

(1,369)

IADS [Member] | After Intersegment Eliminations [Member]

Segment Reporting Information [Line Items]

Income (loss) before provision for income taxes

^[2]

(414)

(671)

MIS [Member]

Segment Reporting Information [Line Items]

Income (loss) before provision for income taxes

2,596

1,157

Assets

21,805

21,874

Goodwill

2,072

2,059

MIS [Member] | Before Intersegment Eliminations [Member]

Segment Reporting Information [Line Items]

Income (loss) before provision for income taxes

^[1]

(162)

(468)

MIS [Member] | After Intersegment Eliminations [Member]

Segment Reporting Information [Line Items]

Income (loss) before provision for income taxes

^[2]

(152)

(462)

DDS [Member]

Segment Reporting Information [Line Items]

Revenues

11,355

13,644

Assets

25,596

24,432

Goodwill

675

$ 675

DDS [Member] | Before Intersegment Eliminations [Member]

Segment Reporting Information [Line Items]

Income (loss) before provision for income taxes

^[1]

(75)

2,246

DDS [Member] | After Intersegment Eliminations [Member]

Segment Reporting Information [Line Items]

Income (loss) before provision for income taxes

^[2]

$ (817)

$ 1,542

[1]	Before elimination of any inter-segment profits
[2]	After elimination of any inter-segment profits

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Reference 3: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 350
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 940
-SubTopic 20
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=68072869&loc=d3e41242-110953

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(10))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
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-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 4: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 944
-SubTopic 225
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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+ References

No definition available.

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