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v3.8.0.1

Components of Debt (Parenthetical) (Detail) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Jun. 30, 2017
0.25% Convertible Senior Note Due 2022 |  |
Line Of Credit Facility [Line Items] |  |
Debt instrument, interest rate | 0.25% |
London Interbank Offered Rate (LIBOR) | Term Loans |  |
Line Of Credit Facility [Line Items] |  |
Debt instrument, rate added on variable rate | 1.75% | 1.50%
London Interbank Offered Rate (LIBOR) | Line of credit |  |
Line Of Credit Facility [Line Items] |  |
Debt instrument, rate added on variable rate | 1.75% | 1.50%
London Interbank Offered Rate (LIBOR) | Yen denominated line of credit |  |
Line Of Credit Facility [Line Items] |  |
Debt instrument, rate added on variable rate | 1.75% |

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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