Debt (Summary of Long-term Debt) (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Jun. 30, 2014
Debt Instrument [Line Items]
Long-term debt including current portion	$ 107,207us-gaap_LongTermDebt	$ 105,501us-gaap_LongTermDebt
Less current portion	9,697us-gaap_LongTermDebtCurrent	8,343us-gaap_LongTermDebtCurrent
Long-term debt	97,510us-gaap_LongTermDebtNoncurrent	97,158us-gaap_LongTermDebtNoncurrent
Revolving bank loans
Debt Instrument [Line Items]
Long-term debt including current portion	40,000	32,000
Term bank loans
Debt Instrument [Line Items]
Long-term debt including current portion	64,000	70,000
Less current portion	9,500
Mortgage
Debt Instrument [Line Items]
Long-term debt including current portion	3,207	3,355
Other
Debt Instrument [Line Items]
Long-term debt including current portion		$ 146

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ 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)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20, 22

-Article 5

+ Details

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- Definition

Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

+ Details

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

+ Details

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