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ACQUISITION ACTIVITY - Other Acquisitions (Details) - USD ($) $ in Thousands	Jan. 12, 2018	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Business Combinations
Maximum amount of future payments under contingent consideration		$ 29,900
Goodwill		$ 292,213	$ 242,129	$ 122,819
An electronics component designer and manufacturer
Business Combinations
Total purchase price	$ 22,000
Maximum amount of future payments under contingent consideration	6,000
Intangible assets	12,600
Goodwill	14,000
Net assets acquired	$ 3,300

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