SEGMENT INFORMATION (Segment Reporting) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Segment Reporting Information [Line Items]
Revenue	$ 73,979	$ 73,733	$ 151,631	$ 151,769
Gross profit	8,987	7,011	19,001	15,400
Domestic
Segment Reporting Information [Line Items]
Revenue	42,557	46,342	86,920	95,487
Gross profit	2,552	3,244	4,062	8,069
Offshore
Segment Reporting Information [Line Items]
Revenue	19,364	17,064	40,487	34,646
Gross profit	4,297	2,548	10,472	4,834
Nearshore
Segment Reporting Information [Line Items]
Revenue	12,058	10,327	24,224	21,636
Gross profit	$ 2,138	$ 1,219	$ 4,467	$ 2,497

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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