SEGMENT INFORMATION (Segment Reporting) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Segment Reporting Information [Line Items]
Revenue	$ 69,372	$ 78,305	$ 221,004	$ 230,073
Gross profit	7,319	10,347	26,321	25,746
Domestic
Segment Reporting Information [Line Items]
Revenue	41,090	46,050	128,012	141,537
Gross profit	1,648	2,790	5,710	10,858
Offshore
Segment Reporting Information [Line Items]
Revenue	17,819	20,830	58,306	55,475
Gross profit	4,125	5,101	14,597	9,935
Nearshore
Segment Reporting Information [Line Items]
Revenue	10,463	11,425	34,686	33,061
Gross profit	$ 1,546	$ 2,456	$ 6,014	$ 4,953

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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 210.5-03.1,2)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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+ 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(d))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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+ References

No definition available.

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