Annual report pursuant to Section 13 and 15(d)

Revenue Recognition - Schedule of Disaggregation of Revenue (Details)

Revenue Recognition - Schedule of Disaggregation of Revenue (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($)
Total	$ 384,755
Infrastructure [Member]
Total	383,778
Technology [Member]
Total	$ 977

- 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/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
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Reference 12: http://www.xbrl.org/2003/role/disclosureRef
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+ Details