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Revenue from Contracts with Customers - Summary of Disaggregated Revenue by Revenue Market and Product (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018
Disaggregation Of Revenue [Line Items] |  |
Revenue | $ 340,409 | $ 314,433
Compound Semiconductors |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 177,001 | 179,277
Photonic Solutions |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 141,357 | 135,156
Unallocated & Other |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 22,051 |
Commercial | Direct Ship Parts |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 292,584 | 278,232
Commercial | Services |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 6,703 |
Commercial | Services |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue |  | 5,786
Commercial | Compound Semiconductors | Direct Ship Parts |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 130,188 | 144,867
Commercial | Compound Semiconductors | Services |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 5,691 |
Commercial | Compound Semiconductors | Services |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue |  | 3,995
Commercial | Photonic Solutions | Direct Ship Parts |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 140,345 | 133,365
Commercial | Photonic Solutions | Services |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 1,012 |
Commercial | Photonic Solutions | Services |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue |  | 1,791
Commercial | Unallocated & Other | Direct Ship Parts |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 22,051 |
U.S. Government | Direct Ship Parts |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 37,082 | 27,180
U.S. Government | Services |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 4,040 | 3,235
U.S. Government | Compound Semiconductors | Direct Ship Parts |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | 37,082 | 27,180
U.S. Government | Compound Semiconductors | Services |  |
Disaggregation Of Revenue [Line Items] |  |
Revenue | $ 4,040 | $ 3,235

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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