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GOODWILL AND INTANGIBLE ASSETS - Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Changes in the carrying value of goodwill
Balance at the beginning of the period	$ 307,108	$ 292,213
Goodwill acquired or adjusted during the period	5,006	15,359
Foreign currency translation adjustment	(1,487)	(464)
Balance at the end of the period	310,627	307,108
Security Division
Changes in the carrying value of goodwill
Balance at the beginning of the period	200,079	191,810
Goodwill acquired or adjusted during the period	3,973	8,340
Foreign currency translation adjustment	(425)	(71)
Balance at the end of the period	203,627	200,079
Healthcare Division
Changes in the carrying value of goodwill
Balance at the beginning of the period	40,064	40,157
Foreign currency translation adjustment	(81)	(93)
Balance at the end of the period	39,983	40,064
Optoelectronics and Manufacturing Division
Changes in the carrying value of goodwill
Balance at the beginning of the period	66,965	60,246
Goodwill acquired or adjusted during the period	1,033	7,019
Foreign currency translation adjustment	(981)	(300)
Balance at the end of the period	$ 67,017	$ 66,965

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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-Section 45
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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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