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Business Segment, Geographic Area, Product and Significant Customer Information - Net Revenues by Reportable Segment (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Operating Statistics [Line Items]
Total net revenues	$ 156,928	$ 177,397	$ 298,573	$ 368,265
Advanced Manufacturing Capital Equipment [Member]
Operating Statistics [Line Items]
Total net revenues	124,876	134,601	230,205	277,824
Analytical Solutions Group [Member]
Operating Statistics [Line Items]
Total net revenues	13,508	16,727	27,904	32,521
Europe Region Sales & Service Operations [Member]
Operating Statistics [Line Items]
Total net revenues	11,803	12,449	22,851	24,656
Asia Region Sales & Service Operations [Member]
Operating Statistics [Line Items]
Total net revenues	49,566	63,783	96,709	135,882
Corporate, Eliminations and Other [Member]
Operating Statistics [Line Items]
Total net revenues	$ (42,825)	$ (50,163)	$ (79,096)	$ (102,618)

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688



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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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