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Business Segment, Geographic Area, Product and Significant Customer Information - Schedule of Capital Expenditures, Depreciation and Amortization Expense by Reportable Segment (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Segment Reporting Information [Line Items]
Capital expenditures	$ 2,830	$ 4,157	$ 5,334	$ 7,255
Depreciation and amortization	5,550	4,815	11,082	8,965
Operating Segments [Member] | Advanced Manufacturing Capital Equipment [Member]
Segment Reporting Information [Line Items]
Capital expenditures	1,622	1,131	3,144	3,705
Depreciation and amortization	4,305	3,528	8,552	6,454
Operating Segments [Member] | Global Service [Member]
Segment Reporting Information [Line Items]
Capital expenditures	163	419	285	589
Depreciation and amortization	254	267	510	539
Operating Segments [Member] | Asia Region Sales [Member]
Segment Reporting Information [Line Items]
Capital expenditures	51	151	93	192
Depreciation and amortization	88	101	173	200
Operating Segments [Member] | Other [Member]
Segment Reporting Information [Line Items]
Capital expenditures	162	1,462	236	1,537
Depreciation and amortization	268	251	578	459
Corporate and Eliminations [Member]
Segment Reporting Information [Line Items]
Capital expenditures	832	994	1,576	1,232
Depreciation and amortization	$ 635	$ 668	$ 1,269	$ 1,313

X

- Definition

The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Glossary Investing Activities



-URI http://asc.fasb.org/extlink&oid=6516133



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