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Gross Carrying Amount and Accumulated Amortization of Intangible Assets Other Than Goodwill (Detail) - USD ($) $ in Thousands | Jun. 30, 2018 | Jun. 30, 2017
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Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 211,870 | $ 205,873
Accumulated Amortization | (86,801) | (71,916)
Net Book Value | 125,069 | 133,957
Technology and Patents |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 66,812 | 65,438
Accumulated Amortization | (32,979) | (27,313)
Net Book Value | 33,833 | 38,125
Trade Names |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 15,882 | 15,806
Accumulated Amortization | (1,471) | (1,340)
Net Book Value | 14,411 | 14,466
Customer Lists |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 127,603 | 123,058
Accumulated Amortization | (50,792) | (41,740)
Net Book Value | 76,811 | 81,318
Other |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 1,573 | 1,571
Accumulated Amortization | (1,559) | (1,523)
Net Book Value | $ 14 | $ 48

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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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