Debt instrument maturity month and year range end.

No definition available.

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Balance Type:	na
Period Type:	duration

- Definition

Debt instrument maturity month and year range start.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Percentage of stock interest on subsidiaries pledge to secure obligation.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ 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

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The effective interest rate during the reporting period.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInterestRateDuringPeriod
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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 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 2: 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 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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying amount of collateralized debt obligations with maturities initially due after one year or beyond the operating cycle, if longer, excluding the current portion. Obligations include, but not limited to, mortgage loans, chattel loans, and other borrowings secured by assets.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Debt - Additional Information (Detail)		9 Months Ended
Debt - Additional Information (Detail)	Jun. 24, 2015	Sep. 30, 2015 USD ($)	Sep. 30, 2015 EUR (€)	Aug. 27, 2015 USD ($)	Dec. 31, 2014 USD ($)
Debt Instrument [Line Items]
Maximum percentage of stock of non US subsidiaries pledge to secure obligation		66.00%	66.00%
Semi-annual principal payments earliest date		2015-03
Semi-annual principal payments latest date		2019-09
Total debt		$ 99,291,000			$ 90,775,000
Federal Funds Rate \| Minimum
Debt Instrument [Line Items]
Interest rate		0.07%
Federal Funds Rate \| Maximum
Debt Instrument [Line Items]
Interest rate		0.50%
Revolving Credit Facility
Debt Instrument [Line Items]
Secured long-term debt		$ 100,000,000
Line of credit facility		50,000,000
US Term Note
Debt Instrument [Line Items]
Loan borrowing capacity		$ 50,000,000
Fixed interest rate		1.83%	1.83%
Total debt		$ 47,500,000			49,375,000
Europe Term Loan
Debt Instrument [Line Items]
Loan borrowing capacity \| €			€ 20,000,000
Fixed interest rate		1.50%	1.50%
Total debt		$ 21,217,000			$ 23,963,000
United State Bank Of America Credit Facility
Debt Instrument [Line Items]
Interest rate		3.25%
Euro Currency Rate Loans
Debt Instrument [Line Items]
Interest rate		1.00%
Euro Currency Rate Loans \| Minimum
Debt Instrument [Line Items]
Interest rate		1.50%
Euro Currency Rate Loans \| Maximum
Debt Instrument [Line Items]
Interest rate		2.00%
Base Rate Loans \| Minimum
Debt Instrument [Line Items]
Interest rate		0.50%
Base Rate Loans \| Maximum
Debt Instrument [Line Items]
Interest rate		1.00%
DEG Vietnam Loan
Debt Instrument [Line Items]
Loan borrowing capacity				$ 15,000,000
Semi-annual principal payments earliest date	2017-11
Semi-annual principal payments latest date	2023-05
Fixed interest rate		5.21%	5.21%	5.21%
Total debt		$ 15,000,000		$ 15,000,000