Amount of escrow deposit related to business acquisition released during the period

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Estimated Future Operating Results Period, Subsequent to Acquisition Date

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Numbers Of Employees From Acquired Company Accepting Positions, Business Acquisitions

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Date when the acquirer obtains control of the acquiree, in CCYY-MM-DD format.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

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Amount of liability recognized arising from contingent consideration in a business combination.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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ACQUISITIONS (Narrative) (Details) $ in Thousands			3 Months Ended
ACQUISITIONS (Narrative) (Details) $ in Thousands	Nov. 01, 2018 USD ($)	Mar. 15, 2018 USD ($)	Dec. 31, 2018 USD ($)	Mar. 31, 2018 USD ($)
Continuum
Business Acquisition [Line Items]
Acquisition date		Mar. 15, 2018
Cash consideration		$ 52,515
Estimated future operating results, period		12 months
Maximum amount of earnout payable		$ 3,135
Earnout payment recorded		$ 2,400
Reduction to the fair value of the contingent consideration				$ (900)
Cash collection resulted from working capital adjustment			$ 76
Continuum \| Design Consultants
Business Acquisition [Line Items]
Numbers of employees acquired		125
Think
Business Acquisition [Line Items]
Acquisition date	Nov. 01, 2018
Cash consideration	$ 26,254
Estimated future operating results, period	12 months
Maximum amount of earnout payable	$ 8,156
Earnout payment recorded	$ 5,990