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Property and Equipment, Net (Tables)

9 Months Ended

Sep. 30, 2019

Property Plant And Equipment [Abstract]

Schedule of Property and equipment, net

Property and equipment consisted of the following at December 31, 2018 and September 30, 2019 (in thousands):

		December 31, 2018				September 30, 2019				Useful lives (years)
Buildings and leasehold improvements		$	54,348			$	71,698			1-15
Furniture and equipment			81,705				85,322			3-10
Computer systems and equipment			148,255				168,241			3-10
Construction equipment			12,074				11,753			5-7
Accumulated depreciation			(204,533	)			(227,776	)
Property and equipment, net		$	91,849			$	109,238

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- References

No definition available.

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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